86577820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{618413}}^1$

素因数の和:618429

約数の個数: 24

約数和(自身を含む): 207787104

約数和(自身を除く): 121209284

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 618413, 1236826, 2473652, 3092065, 4328891, 6184130, 8657782, 12368260, 17315564, 21644455, 43288910, 86577820]

約数ペア:

[(1, 86577820), (2, 43288910), (4, 21644455), (5, 17315564), (7, 12368260), (10, 8657782), (14, 6184130), (20, 4328891), (28, 3092065), (35, 2473652), (70, 1236826), (140, 618413)]