13226960

素因数分解:

$2^4\times 5^1\times {\mathrm{101}}^1\times {\mathrm{1637}}^1$

素因数の和:1751

約数の個数: 40

約数和(自身を含む): 31076136

約数和(自身を除く): 17849176

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 101, 202, 404, 505, 808, 1010, 1616, 1637, 2020, 3274, 4040, 6548, 8080, 8185, 13096, 16370, 26192, 32740, 65480, 130960, 165337, 330674, 661348, 826685, 1322696, 1653370, 2645392, 3306740, 6613480, 13226960]

約数ペア:

[(1, 13226960), (2, 6613480), (4, 3306740), (5, 2645392), (8, 1653370), (10, 1322696), (16, 826685), (20, 661348), (40, 330674), (80, 165337), (101, 130960), (202, 65480), (404, 32740), (505, 26192), (808, 16370), (1010, 13096), (1616, 8185), (1637, 8080), (2020, 6548), (3274, 4040)]