8127580

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{13109}}^1$

素因数の和:13149

約数の個数: 24

約数和(自身を含む): 17619840

約数和(自身を除く): 9492260

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 13109, 26218, 52436, 65545, 131090, 262180, 406379, 812758, 1625516, 2031895, 4063790, 8127580]

約数ペア:

[(1, 8127580), (2, 4063790), (4, 2031895), (5, 1625516), (10, 812758), (20, 406379), (31, 262180), (62, 131090), (124, 65545), (155, 52436), (310, 26218), (620, 13109)]