1658540

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{6379}}^1$

素因数の和:6401

約数の個数: 24

約数和(自身を含む): 3751440

約数和(自身を除く): 2092900

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 6379, 12758, 25516, 31895, 63790, 82927, 127580, 165854, 331708, 414635, 829270, 1658540]

約数ペア:

[(1, 1658540), (2, 829270), (4, 414635), (5, 331708), (10, 165854), (13, 127580), (20, 82927), (26, 63790), (52, 31895), (65, 25516), (130, 12758), (260, 6379)]