290384020

素因数分解:

$2^2\times 5^1\times {\mathrm{2843}}^1\times {\mathrm{5107}}^1$

素因数の和:7959

約数の個数: 24

約数和(自身を含む): 610140384

約数和(自身を除く): 319756364

約数列:

[1, 2, 4, 5, 10, 20, 2843, 5107, 5686, 10214, 11372, 14215, 20428, 25535, 28430, 51070, 56860, 102140, 14519201, 29038402, 58076804, 72596005, 145192010, 290384020]

約数ペア:

[(1, 290384020), (2, 145192010), (4, 72596005), (5, 58076804), (10, 29038402), (20, 14519201), (2843, 102140), (5107, 56860), (5686, 51070), (10214, 28430), (11372, 25535), (14215, 20428)]