7420935760

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{128657}}^1$

素因数の和:128780

約数の個数: 80

約数和(自身を含む): 19910082816

約数和(自身を除く): 12489147056

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 103, 112, 140, 206, 280, 412, 515, 560, 721, 824, 1030, 1442, 1648, 2060, 2884, 3605, 4120, 5768, 7210, 8240, 11536, 14420, 28840, 57680, 128657, 257314, 514628, 643285, 900599, 1029256, 1286570, 1801198, 2058512, 2573140, 3602396, 4502995, 5146280, 7204792, 9005990, 10292560, 13251671, 14409584, 18011980, 26503342, 36023960, 53006684, 66258355, 72047920, 92761697, 106013368, 132516710, 185523394, 212026736, 265033420, 371046788, 463808485, 530066840, 742093576, 927616970, 1060133680, 1484187152, 1855233940, 3710467880, 7420935760]

約数ペア:

[(1, 7420935760), (2, 3710467880), (4, 1855233940), (5, 1484187152), (7, 1060133680), (8, 927616970), (10, 742093576), (14, 530066840), (16, 463808485), (20, 371046788), (28, 265033420), (35, 212026736), (40, 185523394), (56, 132516710), (70, 106013368), (80, 92761697), (103, 72047920), (112, 66258355), (140, 53006684), (206, 36023960), (280, 26503342), (412, 18011980), (515, 14409584), (560, 13251671), (721, 10292560), (824, 9005990), (1030, 7204792), (1442, 5146280), (1648, 4502995), (2060, 3602396), (2884, 2573140), (3605, 2058512), (4120, 1801198), (5768, 1286570), (7210, 1029256), (8240, 900599), (11536, 643285), (14420, 514628), (28840, 257314), (57680, 128657)]