201309740

素因数分解:

$2^2\times 5^1\times {\mathrm{1601}}^1\times {\mathrm{6287}}^1$

素因数の和:7897

約数の個数: 24

約数和(自身を含む): 423081792

約数和(自身を除く): 221772052

約数列:

[1, 2, 4, 5, 10, 20, 1601, 3202, 6287, 6404, 8005, 12574, 16010, 25148, 31435, 32020, 62870, 125740, 10065487, 20130974, 40261948, 50327435, 100654870, 201309740]

約数ペア:

[(1, 201309740), (2, 100654870), (4, 50327435), (5, 40261948), (10, 20130974), (20, 10065487), (1601, 125740), (3202, 62870), (6287, 32020), (6404, 31435), (8005, 25148), (12574, 16010)]