2557703020

素因数分解:

$2^2\times 5^1\times {\mathrm{113}}^1\times {\mathrm{1131727}}^1$

素因数の和:1131849

約数の個数: 24

約数和(自身を含む): 5418713664

約数和(自身を除く): 2861010644

約数列:

[1, 2, 4, 5, 10, 20, 113, 226, 452, 565, 1130, 2260, 1131727, 2263454, 4526908, 5658635, 11317270, 22634540, 127885151, 255770302, 511540604, 639425755, 1278851510, 2557703020]

約数ペア:

[(1, 2557703020), (2, 1278851510), (4, 639425755), (5, 511540604), (10, 255770302), (20, 127885151), (113, 22634540), (226, 11317270), (452, 5658635), (565, 4526908), (1130, 2263454), (2260, 1131727)]