977004560

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{349}}^1\times {\mathrm{4999}}^1$

素因数の和:5368

約数の個数: 80

約数和(自身を含む): 2604000000

約数和(自身を除く): 1626995440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 349, 560, 698, 1396, 1745, 2443, 2792, 3490, 4886, 4999, 5584, 6980, 9772, 9998, 12215, 13960, 19544, 19996, 24430, 24995, 27920, 34993, 39088, 39992, 48860, 49990, 69986, 79984, 97720, 99980, 139972, 174965, 195440, 199960, 279944, 349930, 399920, 559888, 699860, 1399720, 1744651, 2799440, 3489302, 6978604, 8723255, 12212557, 13957208, 17446510, 24425114, 27914416, 34893020, 48850228, 61062785, 69786040, 97700456, 122125570, 139572080, 195400912, 244251140, 488502280, 977004560]

約数ペア:

[(1, 977004560), (2, 488502280), (4, 244251140), (5, 195400912), (7, 139572080), (8, 122125570), (10, 97700456), (14, 69786040), (16, 61062785), (20, 48850228), (28, 34893020), (35, 27914416), (40, 24425114), (56, 17446510), (70, 13957208), (80, 12212557), (112, 8723255), (140, 6978604), (280, 3489302), (349, 2799440), (560, 1744651), (698, 1399720), (1396, 699860), (1745, 559888), (2443, 399920), (2792, 349930), (3490, 279944), (4886, 199960), (4999, 195440), (5584, 174965), (6980, 139972), (9772, 99980), (9998, 97720), (12215, 79984), (13960, 69986), (19544, 49990), (19996, 48860), (24430, 39992), (24995, 39088), (27920, 34993)]