15869680

素因数分解:

$2^4\times 5^1\times {\mathrm{163}}^1\times {\mathrm{1217}}^1$

素因数の和:1393

約数の個数: 40

約数和(自身を含む): 37153872

約数和(自身を除く): 21284192

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 163, 326, 652, 815, 1217, 1304, 1630, 2434, 2608, 3260, 4868, 6085, 6520, 9736, 12170, 13040, 19472, 24340, 48680, 97360, 198371, 396742, 793484, 991855, 1586968, 1983710, 3173936, 3967420, 7934840, 15869680]

約数ペア:

[(1, 15869680), (2, 7934840), (4, 3967420), (5, 3173936), (8, 1983710), (10, 1586968), (16, 991855), (20, 793484), (40, 396742), (80, 198371), (163, 97360), (326, 48680), (652, 24340), (815, 19472), (1217, 13040), (1304, 12170), (1630, 9736), (2434, 6520), (2608, 6085), (3260, 4868)]