208043240

素因数分解:

$2^3\times 5^1\times {\mathrm{5201081}}^1$

素因数の和:5201092

約数の個数: 16

約数和(自身を含む): 468097380

約数和(自身を除く): 260054140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 5201081, 10402162, 20804324, 26005405, 41608648, 52010810, 104021620, 208043240]

約数ペア:

[(1, 208043240), (2, 104021620), (4, 52010810), (5, 41608648), (8, 26005405), (10, 20804324), (20, 10402162), (40, 5201081)]