28142390

素因数分解:

$2^1\times 5^1\times {\mathrm{311}}^1\times {\mathrm{9049}}^1$

素因数の和:9367

約数の個数: 16

約数和(自身を含む): 50824800

約数和(自身を除く): 22682410

約数列:

[1, 2, 5, 10, 311, 622, 1555, 3110, 9049, 18098, 45245, 90490, 2814239, 5628478, 14071195, 28142390]

約数ペア:

[(1, 28142390), (2, 14071195), (5, 5628478), (10, 2814239), (311, 90490), (622, 45245), (1555, 18098), (3110, 9049)]