39209360

素因数分解:

$2^4\times 5^1\times {\mathrm{490117}}^1$

素因数の和:490130

約数の個数: 20

約数和(自身を含む): 91161948

約数和(自身を除く): 51952588

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 490117, 980234, 1960468, 2450585, 3920936, 4901170, 7841872, 9802340, 19604680, 39209360]

約数ペア:

[(1, 39209360), (2, 19604680), (4, 9802340), (5, 7841872), (8, 4901170), (10, 3920936), (16, 2450585), (20, 1960468), (40, 980234), (80, 490117)]