12756140

素因数分解:

$2^2\times 5^1\times {\mathrm{571}}^1\times {\mathrm{1117}}^1$

素因数の和:1697

約数の個数: 24

約数和(自身を含む): 26858832

約数和(自身を除く): 14102692

約数列:

[1, 2, 4, 5, 10, 20, 571, 1117, 1142, 2234, 2284, 2855, 4468, 5585, 5710, 11170, 11420, 22340, 637807, 1275614, 2551228, 3189035, 6378070, 12756140]

約数ペア:

[(1, 12756140), (2, 6378070), (4, 3189035), (5, 2551228), (10, 1275614), (20, 637807), (571, 22340), (1117, 11420), (1142, 11170), (2234, 5710), (2284, 5585), (2855, 4468)]