12215810

素因数分解:

$2^1\times 5^1\times {\mathrm{719}}^1\times {\mathrm{1699}}^1$

素因数の和:2425

約数の個数: 16

約数和(自身を含む): 22032000

約数和(自身を除く): 9816190

約数列:

[1, 2, 5, 10, 719, 1438, 1699, 3398, 3595, 7190, 8495, 16990, 1221581, 2443162, 6107905, 12215810]

約数ペア:

[(1, 12215810), (2, 6107905), (5, 2443162), (10, 1221581), (719, 16990), (1438, 8495), (1699, 7190), (3398, 3595)]