39864580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{284747}}^1$

素因数の和:284763

約数の個数: 24

約数和(自身を含む): 95675328

約数和(自身を除く): 55810748

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 284747, 569494, 1138988, 1423735, 1993229, 2847470, 3986458, 5694940, 7972916, 9966145, 19932290, 39864580]

約数ペア:

[(1, 39864580), (2, 19932290), (4, 9966145), (5, 7972916), (7, 5694940), (10, 3986458), (14, 2847470), (20, 1993229), (28, 1423735), (35, 1138988), (70, 569494), (140, 284747)]