16879054480

素因数分解:

$2^4\times 5^1\times {\mathrm{210988181}}^1$

素因数の和:210988194

約数の個数: 20

約数和(自身を含む): 39243801852

約数和(自身を除く): 22364747372

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 210988181, 421976362, 843952724, 1054940905, 1687905448, 2109881810, 3375810896, 4219763620, 8439527240, 16879054480]

約数ペア:

[(1, 16879054480), (2, 8439527240), (4, 4219763620), (5, 3375810896), (8, 2109881810), (10, 1687905448), (16, 1054940905), (20, 843952724), (40, 421976362), (80, 210988181)]