20371680560

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{293}}^1\times {\mathrm{11287}}^1$

素因数の和:11611

約数の個数: 160

約数和(自身を含む): 59258207232

約数和(自身を除く): 38886526672

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 80, 88, 110, 112, 140, 154, 176, 220, 280, 293, 308, 385, 440, 560, 586, 616, 770, 880, 1172, 1232, 1465, 1540, 2051, 2344, 2930, 3080, 3223, 4102, 4688, 5860, 6160, 6446, 8204, 10255, 11287, 11720, 12892, 16115, 16408, 20510, 22561, 22574, 23440, 25784, 32230, 32816, 41020, 45122, 45148, 51568, 56435, 64460, 79009, 82040, 90244, 90296, 112805, 112870, 124157, 128920, 158018, 164080, 180488, 180592, 225610, 225740, 248314, 257840, 316036, 360976, 395045, 451220, 451480, 496628, 620785, 632072, 790090, 869099, 902440, 902960, 993256, 1241570, 1264144, 1580180, 1738198, 1804880, 1986512, 2483140, 3160360, 3307091, 3476396, 4345495, 4966280, 6320720, 6614182, 6952792, 8690990, 9932560, 13228364, 13905584, 16535455, 17381980, 23149637, 26456728, 33070910, 34763960, 36378001, 46299274, 52913456, 66141820, 69527920, 72756002, 92598548, 115748185, 132283640, 145512004, 181890005, 185197096, 231496370, 254646007, 264567280, 291024008, 363780010, 370394192, 462992740, 509292014, 582048016, 727560020, 925985480, 1018584028, 1273230035, 1455120040, 1851970960, 2037168056, 2546460070, 2910240080, 4074336112, 5092920140, 10185840280, 20371680560]

約数ペア:

[(1, 20371680560), (2, 10185840280), (4, 5092920140), (5, 4074336112), (7, 2910240080), (8, 2546460070), (10, 2037168056), (11, 1851970960), (14, 1455120040), (16, 1273230035), (20, 1018584028), (22, 925985480), (28, 727560020), (35, 582048016), (40, 509292014), (44, 462992740), (55, 370394192), (56, 363780010), (70, 291024008), (77, 264567280), (80, 254646007), (88, 231496370), (110, 185197096), (112, 181890005), (140, 145512004), (154, 132283640), (176, 115748185), (220, 92598548), (280, 72756002), (293, 69527920), (308, 66141820), (385, 52913456), (440, 46299274), (560, 36378001), (586, 34763960), (616, 33070910), (770, 26456728), (880, 23149637), (1172, 17381980), (1232, 16535455), (1465, 13905584), (1540, 13228364), (2051, 9932560), (2344, 8690990), (2930, 6952792), (3080, 6614182), (3223, 6320720), (4102, 4966280), (4688, 4345495), (5860, 3476396), (6160, 3307091), (6446, 3160360), (8204, 2483140), (10255, 1986512), (11287, 1804880), (11720, 1738198), (12892, 1580180), (16115, 1264144), (16408, 1241570), (20510, 993256), (22561, 902960), (22574, 902440), (23440, 869099), (25784, 790090), (32230, 632072), (32816, 620785), (41020, 496628), (45122, 451480), (45148, 451220), (51568, 395045), (56435, 360976), (64460, 316036), (79009, 257840), (82040, 248314), (90244, 225740), (90296, 225610), (112805, 180592), (112870, 180488), (124157, 164080), (128920, 158018)]