118949140

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{211}}^1\times {\mathrm{397}}^1$

素因数の和:688

約数の個数: 48

約数和(自身を含む): 255153024

約数和(自身を除く): 136203884

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 211, 284, 355, 397, 422, 710, 794, 844, 1055, 1420, 1588, 1985, 2110, 3970, 4220, 7940, 14981, 28187, 29962, 56374, 59924, 74905, 83767, 112748, 140935, 149810, 167534, 281870, 299620, 335068, 418835, 563740, 837670, 1675340, 5947457, 11894914, 23789828, 29737285, 59474570, 118949140]

約数ペア:

[(1, 118949140), (2, 59474570), (4, 29737285), (5, 23789828), (10, 11894914), (20, 5947457), (71, 1675340), (142, 837670), (211, 563740), (284, 418835), (355, 335068), (397, 299620), (422, 281870), (710, 167534), (794, 149810), (844, 140935), (1055, 112748), (1420, 83767), (1588, 74905), (1985, 59924), (2110, 56374), (3970, 29962), (4220, 28187), (7940, 14981)]