13107940

素因数分解:

$2^2\times 5^1\times {\mathrm{223}}^1\times {\mathrm{2939}}^1$

素因数の和:3171

約数の個数: 24

約数和(自身を含む): 27659520

約数和(自身を除く): 14551580

約数列:

[1, 2, 4, 5, 10, 20, 223, 446, 892, 1115, 2230, 2939, 4460, 5878, 11756, 14695, 29390, 58780, 655397, 1310794, 2621588, 3276985, 6553970, 13107940]

約数ペア:

[(1, 13107940), (2, 6553970), (4, 3276985), (5, 2621588), (10, 1310794), (20, 655397), (223, 58780), (446, 29390), (892, 14695), (1115, 11756), (2230, 5878), (2939, 4460)]