2080408520

素因数分解:

$2^3\times 5^1\times {\mathrm{52010213}}^1$

素因数の和:52010224

約数の個数: 16

約数和(自身を含む): 4680919260

約数和(自身を除く): 2600510740

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 52010213, 104020426, 208040852, 260051065, 416081704, 520102130, 1040204260, 2080408520]

約数ペア:

[(1, 2080408520), (2, 1040204260), (4, 520102130), (5, 416081704), (8, 260051065), (10, 208040852), (20, 104020426), (40, 52010213)]