118820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{457}}^1$

素因数の和:479

約数の個数: 24

約数和(自身を含む): 269304

約数和(自身を除く): 150484

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 457, 914, 1828, 2285, 4570, 5941, 9140, 11882, 23764, 29705, 59410, 118820]

約数ペア:

[(1, 118820), (2, 59410), (4, 29705), (5, 23764), (10, 11882), (13, 9140), (20, 5941), (26, 4570), (52, 2285), (65, 1828), (130, 914), (260, 457)]