268995740

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1034599}}^1$

素因数の和:1034621

約数の個数: 24

約数和(自身を含む): 608344800

約数和(自身を除く): 339349060

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 1034599, 2069198, 4138396, 5172995, 10345990, 13449787, 20691980, 26899574, 53799148, 67248935, 134497870, 268995740]

約数ペア:

[(1, 268995740), (2, 134497870), (4, 67248935), (5, 53799148), (10, 26899574), (13, 20691980), (20, 13449787), (26, 10345990), (52, 5172995), (65, 4138396), (130, 2069198), (260, 1034599)]