156989240

素因数分解:

$2^3\times 5^1\times {\mathrm{3924731}}^1$

素因数の和:3924742

約数の個数: 16

約数和(自身を含む): 353225880

約数和(自身を除く): 196236640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 3924731, 7849462, 15698924, 19623655, 31397848, 39247310, 78494620, 156989240]

約数ペア:

[(1, 156989240), (2, 78494620), (4, 39247310), (5, 31397848), (8, 19623655), (10, 15698924), (20, 7849462), (40, 3924731)]