13928680

素因数分解:

$2^3\times 5^1\times {\mathrm{348217}}^1$

素因数の和:348228

約数の個数: 16

約数和(自身を含む): 31339620

約数和(自身を除く): 17410940

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 348217, 696434, 1392868, 1741085, 2785736, 3482170, 6964340, 13928680]

約数ペア:

[(1, 13928680), (2, 6964340), (4, 3482170), (5, 2785736), (8, 1741085), (10, 1392868), (20, 696434), (40, 348217)]