12107960

素因数分解:

$2^3\times 5^1\times {\mathrm{421}}^1\times {\mathrm{719}}^1$

素因数の和:1151

約数の個数: 32

約数和(自身を含む): 27345600

約数和(自身を除く): 15237640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 421, 719, 842, 1438, 1684, 2105, 2876, 3368, 3595, 4210, 5752, 7190, 8420, 14380, 16840, 28760, 302699, 605398, 1210796, 1513495, 2421592, 3026990, 6053980, 12107960]

約数ペア:

[(1, 12107960), (2, 6053980), (4, 3026990), (5, 2421592), (8, 1513495), (10, 1210796), (20, 605398), (40, 302699), (421, 28760), (719, 16840), (842, 14380), (1438, 8420), (1684, 7190), (2105, 5752), (2876, 4210), (3368, 3595)]