1213364560

素因数分解:

$2^4\times 5^1\times {\mathrm{271}}^1\times {\mathrm{55967}}^1$

素因数の和:56251

約数の個数: 40

約数和(自身を含む): 2831533056

約数和(自身を除く): 1618168496

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 271, 542, 1084, 1355, 2168, 2710, 4336, 5420, 10840, 21680, 55967, 111934, 223868, 279835, 447736, 559670, 895472, 1119340, 2238680, 4477360, 15167057, 30334114, 60668228, 75835285, 121336456, 151670570, 242672912, 303341140, 606682280, 1213364560]

約数ペア:

[(1, 1213364560), (2, 606682280), (4, 303341140), (5, 242672912), (8, 151670570), (10, 121336456), (16, 75835285), (20, 60668228), (40, 30334114), (80, 15167057), (271, 4477360), (542, 2238680), (1084, 1119340), (1355, 895472), (2168, 559670), (2710, 447736), (4336, 279835), (5420, 223868), (10840, 111934), (21680, 55967)]