163784740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{587}}^1\times {\mathrm{1993}}^1$

素因数の和:2596

約数の個数: 48

約数和(自身を含む): 393950592

約数和(自身を除く): 230165852

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 587, 1174, 1993, 2348, 2935, 3986, 4109, 5870, 7972, 8218, 9965, 11740, 13951, 16436, 19930, 20545, 27902, 39860, 41090, 55804, 69755, 82180, 139510, 279020, 1169891, 2339782, 4679564, 5849455, 8189237, 11698910, 16378474, 23397820, 32756948, 40946185, 81892370, 163784740]

約数ペア:

[(1, 163784740), (2, 81892370), (4, 40946185), (5, 32756948), (7, 23397820), (10, 16378474), (14, 11698910), (20, 8189237), (28, 5849455), (35, 4679564), (70, 2339782), (140, 1169891), (587, 279020), (1174, 139510), (1993, 82180), (2348, 69755), (2935, 55804), (3986, 41090), (4109, 39860), (5870, 27902), (7972, 20545), (8218, 19930), (9965, 16436), (11740, 13951)]