8295880

素因数分解:

$2^3\times 5^1\times {\mathrm{157}}^1\times {\mathrm{1321}}^1$

素因数の和:1489

約数の個数: 32

約数和(自身を含む): 18798840

約数和(自身を除く): 10502960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 157, 314, 628, 785, 1256, 1321, 1570, 2642, 3140, 5284, 6280, 6605, 10568, 13210, 26420, 52840, 207397, 414794, 829588, 1036985, 1659176, 2073970, 4147940, 8295880]

約数ペア:

[(1, 8295880), (2, 4147940), (4, 2073970), (5, 1659176), (8, 1036985), (10, 829588), (20, 414794), (40, 207397), (157, 52840), (314, 26420), (628, 13210), (785, 10568), (1256, 6605), (1321, 6280), (1570, 5284), (2642, 3140)]