6420005840

素因数分解:

$2^4\times 5^1\times {\mathrm{229}}^1\times {\mathrm{350437}}^1$

素因数の和:350679

約数の個数: 40

約数和(自身を含む): 14991737640

約数和(自身を除く): 8571731800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 229, 458, 916, 1145, 1832, 2290, 3664, 4580, 9160, 18320, 350437, 700874, 1401748, 1752185, 2803496, 3504370, 5606992, 7008740, 14017480, 28034960, 80250073, 160500146, 321000292, 401250365, 642000584, 802500730, 1284001168, 1605001460, 3210002920, 6420005840]

約数ペア:

[(1, 6420005840), (2, 3210002920), (4, 1605001460), (5, 1284001168), (8, 802500730), (10, 642000584), (16, 401250365), (20, 321000292), (40, 160500146), (80, 80250073), (229, 28034960), (458, 14017480), (916, 7008740), (1145, 5606992), (1832, 3504370), (2290, 2803496), (3664, 1752185), (4580, 1401748), (9160, 700874), (18320, 350437)]