2079793840

素因数分解:

$2^4\times 5^1\times {\mathrm{179}}^1\times {\mathrm{311}}^1\times {\mathrm{467}}^1$

素因数の和:970

約数の個数: 80

約数和(自身を含む): 4888615680

約数和(自身を除く): 2808821840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 179, 311, 358, 467, 622, 716, 895, 934, 1244, 1432, 1555, 1790, 1868, 2335, 2488, 2864, 3110, 3580, 3736, 4670, 4976, 6220, 7160, 7472, 9340, 12440, 14320, 18680, 24880, 37360, 55669, 83593, 111338, 145237, 167186, 222676, 278345, 290474, 334372, 417965, 445352, 556690, 580948, 668744, 726185, 835930, 890704, 1113380, 1161896, 1337488, 1452370, 1671860, 2226760, 2323792, 2904740, 3343720, 4453520, 5809480, 6687440, 11618960, 25997423, 51994846, 103989692, 129987115, 207979384, 259974230, 415958768, 519948460, 1039896920, 2079793840]

約数ペア:

[(1, 2079793840), (2, 1039896920), (4, 519948460), (5, 415958768), (8, 259974230), (10, 207979384), (16, 129987115), (20, 103989692), (40, 51994846), (80, 25997423), (179, 11618960), (311, 6687440), (358, 5809480), (467, 4453520), (622, 3343720), (716, 2904740), (895, 2323792), (934, 2226760), (1244, 1671860), (1432, 1452370), (1555, 1337488), (1790, 1161896), (1868, 1113380), (2335, 890704), (2488, 835930), (2864, 726185), (3110, 668744), (3580, 580948), (3736, 556690), (4670, 445352), (4976, 417965), (6220, 334372), (7160, 290474), (7472, 278345), (9340, 222676), (12440, 167186), (14320, 145237), (18680, 111338), (24880, 83593), (37360, 55669)]