90369460

素因数分解:

$2^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{32507}}^1$

素因数の和:32655

約数の個数: 24

約数和(自身を含む): 191147040

約数和(自身を除く): 100777580

約数列:

[1, 2, 4, 5, 10, 20, 139, 278, 556, 695, 1390, 2780, 32507, 65014, 130028, 162535, 325070, 650140, 4518473, 9036946, 18073892, 22592365, 45184730, 90369460]

約数ペア:

[(1, 90369460), (2, 45184730), (4, 22592365), (5, 18073892), (10, 9036946), (20, 4518473), (139, 650140), (278, 325070), (556, 162535), (695, 130028), (1390, 65014), (2780, 32507)]