1038228560

素因数分解:

$2^4\times 5^1\times {\mathrm{12977857}}^1$

素因数の和:12977870

約数の個数: 20

約数和(自身を含む): 2413881588

約数和(自身を除く): 1375653028

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 12977857, 25955714, 51911428, 64889285, 103822856, 129778570, 207645712, 259557140, 519114280, 1038228560]

約数ペア:

[(1, 1038228560), (2, 519114280), (4, 259557140), (5, 207645712), (8, 129778570), (10, 103822856), (16, 64889285), (20, 51911428), (40, 25955714), (80, 12977857)]