20235435220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{677}}^1\times {\mathrm{1493}}^1$

素因数の和:2210

約数の個数: 192

約数和(自身を含む): 57177985536

約数和(自身を除く): 36942550316

約数列:

[1, 2, 4, 5, 7, 10, 11, 13, 14, 20, 22, 26, 28, 35, 44, 52, 55, 65, 70, 77, 91, 110, 130, 140, 143, 154, 182, 220, 260, 286, 308, 364, 385, 455, 572, 677, 715, 770, 910, 1001, 1354, 1430, 1493, 1540, 1820, 2002, 2708, 2860, 2986, 3385, 4004, 4739, 5005, 5972, 6770, 7447, 7465, 8801, 9478, 10010, 10451, 13540, 14894, 14930, 16423, 17602, 18956, 19409, 20020, 20902, 23695, 29788, 29860, 32846, 35204, 37235, 38818, 41804, 44005, 47390, 52129, 52255, 61607, 65692, 74470, 77636, 82115, 88010, 94780, 96811, 97045, 104258, 104510, 114961, 123214, 135863, 148940, 164230, 176020, 193622, 194090, 208516, 209020, 213499, 229922, 246428, 260645, 271726, 308035, 328460, 387244, 388180, 426998, 459844, 484055, 521290, 543452, 574805, 616070, 677677, 679315, 853996, 968110, 1010761, 1042580, 1067495, 1149610, 1232140, 1355354, 1358630, 1494493, 1936220, 2021522, 2134990, 2299220, 2710708, 2717260, 2988986, 3388385, 4043044, 4269980, 5053805, 5977972, 6776770, 7075327, 7472465, 10107610, 11118371, 13139893, 13553540, 14150654, 14944930, 20215220, 22236742, 26279786, 28301308, 29889860, 35376635, 44473484, 52559572, 55591855, 65699465, 70753270, 77828597, 91979251, 111183710, 131398930, 141506540, 144538823, 155657194, 183958502, 222367420, 262797860, 289077646, 311314388, 367917004, 389142985, 459896255, 578155292, 722694115, 778285970, 919792510, 1011771761, 1445388230, 1556571940, 1839585020, 2023543522, 2890776460, 4047087044, 5058858805, 10117717610, 20235435220]

約数ペア:

[(1, 20235435220), (2, 10117717610), (4, 5058858805), (5, 4047087044), (7, 2890776460), (10, 2023543522), (11, 1839585020), (13, 1556571940), (14, 1445388230), (20, 1011771761), (22, 919792510), (26, 778285970), (28, 722694115), (35, 578155292), (44, 459896255), (52, 389142985), (55, 367917004), (65, 311314388), (70, 289077646), (77, 262797860), (91, 222367420), (110, 183958502), (130, 155657194), (140, 144538823), (143, 141506540), (154, 131398930), (182, 111183710), (220, 91979251), (260, 77828597), (286, 70753270), (308, 65699465), (364, 55591855), (385, 52559572), (455, 44473484), (572, 35376635), (677, 29889860), (715, 28301308), (770, 26279786), (910, 22236742), (1001, 20215220), (1354, 14944930), (1430, 14150654), (1493, 13553540), (1540, 13139893), (1820, 11118371), (2002, 10107610), (2708, 7472465), (2860, 7075327), (2986, 6776770), (3385, 5977972), (4004, 5053805), (4739, 4269980), (5005, 4043044), (5972, 3388385), (6770, 2988986), (7447, 2717260), (7465, 2710708), (8801, 2299220), (9478, 2134990), (10010, 2021522), (10451, 1936220), (13540, 1494493), (14894, 1358630), (14930, 1355354), (16423, 1232140), (17602, 1149610), (18956, 1067495), (19409, 1042580), (20020, 1010761), (20902, 968110), (23695, 853996), (29788, 679315), (29860, 677677), (32846, 616070), (35204, 574805), (37235, 543452), (38818, 521290), (41804, 484055), (44005, 459844), (47390, 426998), (52129, 388180), (52255, 387244), (61607, 328460), (65692, 308035), (74470, 271726), (77636, 260645), (82115, 246428), (88010, 229922), (94780, 213499), (96811, 209020), (97045, 208516), (104258, 194090), (104510, 193622), (114961, 176020), (123214, 164230), (135863, 148940)]