149759620

素因数分解:

$2^2\times 5^1\times {\mathrm{541}}^1\times {\mathrm{13841}}^1$

素因数の和:14391

約数の個数: 24

約数和(自身を含む): 315099288

約数和(自身を除く): 165339668

約数列:

[1, 2, 4, 5, 10, 20, 541, 1082, 2164, 2705, 5410, 10820, 13841, 27682, 55364, 69205, 138410, 276820, 7487981, 14975962, 29951924, 37439905, 74879810, 149759620]

約数ペア:

[(1, 149759620), (2, 74879810), (4, 37439905), (5, 29951924), (10, 14975962), (20, 7487981), (541, 276820), (1082, 138410), (2164, 69205), (2705, 55364), (5410, 27682), (10820, 13841)]