13303349980

素因数分解:

$2^2\times 5^1\times {\mathrm{499}}^1\times {\mathrm{1123}}^1\times {\mathrm{1187}}^1$

素因数の和:2818

約数の個数: 48

約数和(自身を含む): 28041552000

約数和(自身を除く): 14738202020

約数列:

[1, 2, 4, 5, 10, 20, 499, 998, 1123, 1187, 1996, 2246, 2374, 2495, 4492, 4748, 4990, 5615, 5935, 9980, 11230, 11870, 22460, 23740, 560377, 592313, 1120754, 1184626, 1333001, 2241508, 2369252, 2666002, 2801885, 2961565, 5332004, 5603770, 5923130, 6665005, 11207540, 11846260, 13330010, 26660020, 665167499, 1330334998, 2660669996, 3325837495, 6651674990, 13303349980]

約数ペア:

[(1, 13303349980), (2, 6651674990), (4, 3325837495), (5, 2660669996), (10, 1330334998), (20, 665167499), (499, 26660020), (998, 13330010), (1123, 11846260), (1187, 11207540), (1996, 6665005), (2246, 5923130), (2374, 5603770), (2495, 5332004), (4492, 2961565), (4748, 2801885), (4990, 2666002), (5615, 2369252), (5935, 2241508), (9980, 1333001), (11230, 1184626), (11870, 1120754), (22460, 592313), (23740, 560377)]