2247258680

素因数分解:

$2^3\times 5^1\times {\mathrm{409}}^1\times {\mathrm{137363}}^1$

素因数の和:137783

約数の個数: 32

約数和(自身を含む): 5068731600

約数和(自身を除く): 2821472920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 409, 818, 1636, 2045, 3272, 4090, 8180, 16360, 137363, 274726, 549452, 686815, 1098904, 1373630, 2747260, 5494520, 56181467, 112362934, 224725868, 280907335, 449451736, 561814670, 1123629340, 2247258680]

約数ペア:

[(1, 2247258680), (2, 1123629340), (4, 561814670), (5, 449451736), (8, 280907335), (10, 224725868), (20, 112362934), (40, 56181467), (409, 5494520), (818, 2747260), (1636, 1373630), (2045, 1098904), (3272, 686815), (4090, 549452), (8180, 274726), (16360, 137363)]