30171640

素因数分解:

$2^3\times 5^1\times {\mathrm{571}}^1\times {\mathrm{1321}}^1$

素因数の和:1903

約数の個数: 32

約数和(自身を含む): 68056560

約数和(自身を除く): 37884920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 571, 1142, 1321, 2284, 2642, 2855, 4568, 5284, 5710, 6605, 10568, 11420, 13210, 22840, 26420, 52840, 754291, 1508582, 3017164, 3771455, 6034328, 7542910, 15085820, 30171640]

約数ペア:

[(1, 30171640), (2, 15085820), (4, 7542910), (5, 6034328), (8, 3771455), (10, 3017164), (20, 1508582), (40, 754291), (571, 52840), (1142, 26420), (1321, 22840), (2284, 13210), (2642, 11420), (2855, 10568), (4568, 6605), (5284, 5710)]