8151140

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{13147}}^1$

素因数の和:13187

約数の個数: 24

約数和(自身を含む): 17670912

約数和(自身を除く): 9519772

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 13147, 26294, 52588, 65735, 131470, 262940, 407557, 815114, 1630228, 2037785, 4075570, 8151140]

約数ペア:

[(1, 8151140), (2, 4075570), (4, 2037785), (5, 1630228), (10, 815114), (20, 407557), (31, 262940), (62, 131470), (124, 65735), (155, 52588), (310, 26294), (620, 13147)]