189985240

素因数分解:

$2^3\times 5^1\times {\mathrm{4749631}}^1$

素因数の和:4749642

約数の個数: 16

約数和(自身を含む): 427466880

約数和(自身を除く): 237481640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 4749631, 9499262, 18998524, 23748155, 37997048, 47496310, 94992620, 189985240]

約数ペア:

[(1, 189985240), (2, 94992620), (4, 47496310), (5, 37997048), (8, 23748155), (10, 18998524), (20, 9499262), (40, 4749631)]