2040269360

素因数分解:

$2^4\times 5^1\times {\mathrm{25503367}}^1$

素因数の和:25503380

約数の個数: 20

約数和(自身を含む): 4743626448

約数和(自身を除く): 2703357088

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 25503367, 51006734, 102013468, 127516835, 204026936, 255033670, 408053872, 510067340, 1020134680, 2040269360]

約数ペア:

[(1, 2040269360), (2, 1020134680), (4, 510067340), (5, 408053872), (8, 255033670), (10, 204026936), (16, 127516835), (20, 102013468), (40, 51006734), (80, 25503367)]