28285490

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{3631}}^1$

素因数の和:3698

約数の個数: 32

約数和(自身を含む): 54915840

約数和(自身を除く): 26630350

約数列:

[1, 2, 5, 10, 19, 38, 41, 82, 95, 190, 205, 410, 779, 1558, 3631, 3895, 7262, 7790, 18155, 36310, 68989, 137978, 148871, 297742, 344945, 689890, 744355, 1488710, 2828549, 5657098, 14142745, 28285490]

約数ペア:

[(1, 28285490), (2, 14142745), (5, 5657098), (10, 2828549), (19, 1488710), (38, 744355), (41, 689890), (82, 344945), (95, 297742), (190, 148871), (205, 137978), (410, 68989), (779, 36310), (1558, 18155), (3631, 7790), (3895, 7262)]