86908240

素因数分解:

$2^4\times 5^1\times {\mathrm{1086353}}^1$

素因数の和:1086366

約数の個数: 20

約数和(自身を含む): 202061844

約数和(自身を除く): 115153604

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1086353, 2172706, 4345412, 5431765, 8690824, 10863530, 17381648, 21727060, 43454120, 86908240]

約数ペア:

[(1, 86908240), (2, 43454120), (4, 21727060), (5, 17381648), (8, 10863530), (10, 8690824), (16, 5431765), (20, 4345412), (40, 2172706), (80, 1086353)]