67478980

素因数分解:

$2^2\times 5^1\times {\mathrm{757}}^1\times {\mathrm{4457}}^1$

素因数の和:5223

約数の個数: 24

約数和(自身を含む): 141924888

約数和(自身を除く): 74445908

約数列:

[1, 2, 4, 5, 10, 20, 757, 1514, 3028, 3785, 4457, 7570, 8914, 15140, 17828, 22285, 44570, 89140, 3373949, 6747898, 13495796, 16869745, 33739490, 67478980]

約数ペア:

[(1, 67478980), (2, 33739490), (4, 16869745), (5, 13495796), (10, 6747898), (20, 3373949), (757, 89140), (1514, 44570), (3028, 22285), (3785, 17828), (4457, 15140), (7570, 8914)]