15837220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{113123}}^1$

素因数の和:113139

約数の個数: 24

約数和(自身を含む): 38009664

約数和(自身を除く): 22172444

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 113123, 226246, 452492, 565615, 791861, 1131230, 1583722, 2262460, 3167444, 3959305, 7918610, 15837220]

約数ペア:

[(1, 15837220), (2, 7918610), (4, 3959305), (5, 3167444), (7, 2262460), (10, 1583722), (14, 1131230), (20, 791861), (28, 565615), (35, 452492), (70, 226246), (140, 113123)]