2021071240

素因数分解:

$2^3\times 5^1\times {\mathrm{50526781}}^1$

素因数の和:50526792

約数の個数: 16

約数和(自身を含む): 4547410380

約数和(自身を除く): 2526339140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 50526781, 101053562, 202107124, 252633905, 404214248, 505267810, 1010535620, 2021071240]

約数ペア:

[(1, 2021071240), (2, 1010535620), (4, 505267810), (5, 404214248), (8, 252633905), (10, 202107124), (20, 101053562), (40, 50526781)]