2539755560

素因数分解:

$2^3\times 5^1\times {\mathrm{63493889}}^1$

素因数の和:63493900

約数の個数: 16

約数和(自身を含む): 5714450100

約数和(自身を除く): 3174694540

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 63493889, 126987778, 253975556, 317469445, 507951112, 634938890, 1269877780, 2539755560]

約数ペア:

[(1, 2539755560), (2, 1269877780), (4, 634938890), (5, 507951112), (8, 317469445), (10, 253975556), (20, 126987778), (40, 63493889)]