3917620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{27983}}^1$

素因数の和:27999

約数の個数: 24

約数和(自身を含む): 9402624

約数和(自身を除く): 5485004

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 27983, 55966, 111932, 139915, 195881, 279830, 391762, 559660, 783524, 979405, 1958810, 3917620]

約数ペア:

[(1, 3917620), (2, 1958810), (4, 979405), (5, 783524), (7, 559660), (10, 391762), (14, 279830), (20, 195881), (28, 139915), (35, 111932), (70, 55966), (140, 27983)]