20446070

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{2797}}^1$

素因数の和:2864

約数の個数: 32

約数和(自身を含む): 39888288

約数和(自身を除く): 19442218

約数列:

[1, 2, 5, 10, 17, 34, 43, 85, 86, 170, 215, 430, 731, 1462, 2797, 3655, 5594, 7310, 13985, 27970, 47549, 95098, 120271, 237745, 240542, 475490, 601355, 1202710, 2044607, 4089214, 10223035, 20446070]

約数ペア:

[(1, 20446070), (2, 10223035), (5, 4089214), (10, 2044607), (17, 1202710), (34, 601355), (43, 475490), (85, 240542), (86, 237745), (170, 120271), (215, 95098), (430, 47549), (731, 27970), (1462, 13985), (2797, 7310), (3655, 5594)]