2538680

素因数分解:

$2^3\times 5^1\times {\mathrm{63467}}^1$

素因数の和:63478

約数の個数: 16

約数和(自身を含む): 5712120

約数和(自身を除く): 3173440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 63467, 126934, 253868, 317335, 507736, 634670, 1269340, 2538680]

約数ペア:

[(1, 2538680), (2, 1269340), (4, 634670), (5, 507736), (8, 317335), (10, 253868), (20, 126934), (40, 63467)]