12242680

素因数分解:

$2^3\times 5^1\times {\mathrm{421}}^1\times {\mathrm{727}}^1$

素因数の和:1159

約数の個数: 32

約数和(自身を含む): 27649440

約数和(自身を除く): 15406760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 421, 727, 842, 1454, 1684, 2105, 2908, 3368, 3635, 4210, 5816, 7270, 8420, 14540, 16840, 29080, 306067, 612134, 1224268, 1530335, 2448536, 3060670, 6121340, 12242680]

約数ペア:

[(1, 12242680), (2, 6121340), (4, 3060670), (5, 2448536), (8, 1530335), (10, 1224268), (20, 612134), (40, 306067), (421, 29080), (727, 16840), (842, 14540), (1454, 8420), (1684, 7270), (2105, 5816), (2908, 4210), (3368, 3635)]