888972920

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{2020393}}^1$

素因数の和:2020415

約数の個数: 32

約数和(自身を含む): 2182025520

約数和(自身を除く): 1293052600

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 2020393, 4040786, 8081572, 10101965, 16163144, 20203930, 22224323, 40407860, 44448646, 80815720, 88897292, 111121615, 177794584, 222243230, 444486460, 888972920]

約数ペア:

[(1, 888972920), (2, 444486460), (4, 222243230), (5, 177794584), (8, 111121615), (10, 88897292), (11, 80815720), (20, 44448646), (22, 40407860), (40, 22224323), (44, 20203930), (55, 16163144), (88, 10101965), (110, 8081572), (220, 4040786), (440, 2020393)]