20755850

素因数分解:

$2^1\times 5^2\times {\mathrm{571}}^1\times {\mathrm{727}}^1$

素因数の和:1310

約数の個数: 24

約数和(自身を含む): 38726688

約数和(自身を除く): 17970838

約数列:

[1, 2, 5, 10, 25, 50, 571, 727, 1142, 1454, 2855, 3635, 5710, 7270, 14275, 18175, 28550, 36350, 415117, 830234, 2075585, 4151170, 10377925, 20755850]

約数ペア:

[(1, 20755850), (2, 10377925), (5, 4151170), (10, 2075585), (25, 830234), (50, 415117), (571, 36350), (727, 28550), (1142, 18175), (1454, 14275), (2855, 7270), (3635, 5710)]