51254540

素因数分解:

$2^2\times 5^1\times {\mathrm{113}}^1\times {\mathrm{22679}}^1$

素因数の和:22801

約数の個数: 24

約数和(自身を含む): 108591840

約数和(自身を除く): 57337300

約数列:

[1, 2, 4, 5, 10, 20, 113, 226, 452, 565, 1130, 2260, 22679, 45358, 90716, 113395, 226790, 453580, 2562727, 5125454, 10250908, 12813635, 25627270, 51254540]

約数ペア:

[(1, 51254540), (2, 25627270), (4, 12813635), (5, 10250908), (10, 5125454), (20, 2562727), (113, 453580), (226, 226790), (452, 113395), (565, 90716), (1130, 45358), (2260, 22679)]