204431860

素因数分解:

$2^2\times 5^1\times {\mathrm{1229}}^1\times {\mathrm{8317}}^1$

素因数の和:9555

約数の個数: 24

約数和(自身を含む): 429707880

約数和(自身を除く): 225276020

約数列:

[1, 2, 4, 5, 10, 20, 1229, 2458, 4916, 6145, 8317, 12290, 16634, 24580, 33268, 41585, 83170, 166340, 10221593, 20443186, 40886372, 51107965, 102215930, 204431860]

約数ペア:

[(1, 204431860), (2, 102215930), (4, 51107965), (5, 40886372), (10, 20443186), (20, 10221593), (1229, 166340), (2458, 83170), (4916, 41585), (6145, 33268), (8317, 24580), (12290, 16634)]