87456470

素因数分解:

$2^1\times 5^1\times {\mathrm{409}}^1\times {\mathrm{21383}}^1$

素因数の和:21799

約数の個数: 16

約数和(自身を含む): 157813920

約数和(自身を除く): 70357450

約数列:

[1, 2, 5, 10, 409, 818, 2045, 4090, 21383, 42766, 106915, 213830, 8745647, 17491294, 43728235, 87456470]

約数ペア:

[(1, 87456470), (2, 43728235), (5, 17491294), (10, 8745647), (409, 213830), (818, 106915), (2045, 42766), (4090, 21383)]