413847420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{985351}}^1$

素因数の和:985370

約数の個数: 48

約数和(自身を含む): 1324313088

約数和(自身を除く): 910465668

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 985351, 1970702, 2956053, 3941404, 4926755, 5912106, 6897457, 9853510, 11824212, 13794914, 14780265, 19707020, 20692371, 27589828, 29560530, 34487285, 41384742, 59121060, 68974570, 82769484, 103461855, 137949140, 206923710, 413847420]

約数ペア:

[(1, 413847420), (2, 206923710), (3, 137949140), (4, 103461855), (5, 82769484), (6, 68974570), (7, 59121060), (10, 41384742), (12, 34487285), (14, 29560530), (15, 27589828), (20, 20692371), (21, 19707020), (28, 14780265), (30, 13794914), (35, 11824212), (42, 9853510), (60, 6897457), (70, 5912106), (84, 4926755), (105, 3941404), (140, 2956053), (210, 1970702), (420, 985351)]