208792280

素因数分解:

$2^3\times 5^1\times {\mathrm{5219807}}^1$

素因数の和:5219818

約数の個数: 16

約数和(自身を含む): 469782720

約数和(自身を除く): 260990440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 5219807, 10439614, 20879228, 26099035, 41758456, 52198070, 104396140, 208792280]

約数ペア:

[(1, 208792280), (2, 104396140), (4, 52198070), (5, 41758456), (8, 26099035), (10, 20879228), (20, 10439614), (40, 5219807)]