8531080

素因数分解:

$2^3\times 5^1\times {\mathrm{271}}^1\times {\mathrm{787}}^1$

素因数の和:1069

約数の個数: 32

約数和(自身を含む): 19290240

約数和(自身を除く): 10759160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 271, 542, 787, 1084, 1355, 1574, 2168, 2710, 3148, 3935, 5420, 6296, 7870, 10840, 15740, 31480, 213277, 426554, 853108, 1066385, 1706216, 2132770, 4265540, 8531080]

約数ペア:

[(1, 8531080), (2, 4265540), (4, 2132770), (5, 1706216), (8, 1066385), (10, 853108), (20, 426554), (40, 213277), (271, 31480), (542, 15740), (787, 10840), (1084, 7870), (1355, 6296), (1574, 5420), (2168, 3935), (2710, 3148)]