202144780

素因数分解:

$2^2\times 5^1\times {\mathrm{1291}}^1\times {\mathrm{7829}}^1$

素因数の和:9129

約数の個数: 24

約数和(自身を含む): 424887120

約数和(自身を除く): 222742340

約数列:

[1, 2, 4, 5, 10, 20, 1291, 2582, 5164, 6455, 7829, 12910, 15658, 25820, 31316, 39145, 78290, 156580, 10107239, 20214478, 40428956, 50536195, 101072390, 202144780]

約数ペア:

[(1, 202144780), (2, 101072390), (4, 50536195), (5, 40428956), (10, 20214478), (20, 10107239), (1291, 156580), (2582, 78290), (5164, 39145), (6455, 31316), (7829, 25820), (12910, 15658)]