996980680

素因数分解:

$2^3\times 5^1\times {\mathrm{24924517}}^1$

素因数の和:24924528

約数の個数: 16

約数和(自身を含む): 2243206620

約数和(自身を除く): 1246225940

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 24924517, 49849034, 99698068, 124622585, 199396136, 249245170, 498490340, 996980680]

約数ペア:

[(1, 996980680), (2, 498490340), (4, 249245170), (5, 199396136), (8, 124622585), (10, 99698068), (20, 49849034), (40, 24924517)]