19997604510

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{1091}}^1\times {\mathrm{1093}}^1$

素因数の和:2250

約数の個数: 128

約数和(自身を含む): 52985028096

約数和(自身を除く): 32987423586

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 43, 65, 78, 86, 129, 130, 195, 215, 258, 390, 430, 559, 645, 1091, 1093, 1118, 1290, 1677, 2182, 2186, 2795, 3273, 3279, 3354, 5455, 5465, 5590, 6546, 6558, 8385, 10910, 10930, 14183, 14209, 16365, 16395, 16770, 28366, 28418, 32730, 32790, 42549, 42627, 46913, 46999, 70915, 71045, 85098, 85254, 93826, 93998, 140739, 140997, 141830, 142090, 212745, 213135, 234565, 234995, 281478, 281994, 425490, 426270, 469130, 469990, 609869, 610987, 703695, 704985, 1192463, 1219738, 1221974, 1407390, 1409970, 1829607, 1832961, 2384926, 3049345, 3054935, 3577389, 3659214, 3665922, 5962315, 6098690, 6109870, 7154778, 9148035, 9164805, 11924630, 15502019, 17886945, 18296070, 18329610, 31004038, 35773890, 46506057, 51275909, 77510095, 93012114, 102551818, 153827727, 155020190, 232530285, 256379545, 307655454, 465060570, 512759090, 666586817, 769138635, 1333173634, 1538277270, 1999760451, 3332934085, 3999520902, 6665868170, 9998802255, 19997604510]

約数ペア:

[(1, 19997604510), (2, 9998802255), (3, 6665868170), (5, 3999520902), (6, 3332934085), (10, 1999760451), (13, 1538277270), (15, 1333173634), (26, 769138635), (30, 666586817), (39, 512759090), (43, 465060570), (65, 307655454), (78, 256379545), (86, 232530285), (129, 155020190), (130, 153827727), (195, 102551818), (215, 93012114), (258, 77510095), (390, 51275909), (430, 46506057), (559, 35773890), (645, 31004038), (1091, 18329610), (1093, 18296070), (1118, 17886945), (1290, 15502019), (1677, 11924630), (2182, 9164805), (2186, 9148035), (2795, 7154778), (3273, 6109870), (3279, 6098690), (3354, 5962315), (5455, 3665922), (5465, 3659214), (5590, 3577389), (6546, 3054935), (6558, 3049345), (8385, 2384926), (10910, 1832961), (10930, 1829607), (14183, 1409970), (14209, 1407390), (16365, 1221974), (16395, 1219738), (16770, 1192463), (28366, 704985), (28418, 703695), (32730, 610987), (32790, 609869), (42549, 469990), (42627, 469130), (46913, 426270), (46999, 425490), (70915, 281994), (71045, 281478), (85098, 234995), (85254, 234565), (93826, 213135), (93998, 212745), (140739, 142090), (140997, 141830)]