12630220

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{27457}}^1$

素因数の和:27489

約数の個数: 24

約数和(自身を含む): 27677664

約数和(自身を除く): 15047444

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 27457, 54914, 109828, 137285, 274570, 549140, 631511, 1263022, 2526044, 3157555, 6315110, 12630220]

約数ペア:

[(1, 12630220), (2, 6315110), (4, 3157555), (5, 2526044), (10, 1263022), (20, 631511), (23, 549140), (46, 274570), (92, 137285), (115, 109828), (230, 54914), (460, 27457)]