20128861690

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{733}}^1\times {\mathrm{392299}}^1$

素因数の和:393046

約数の個数: 32

約数和(自身を含む): 41464540800

約数和(自身を除く): 21335679110

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 733, 1466, 3665, 5131, 7330, 10262, 25655, 51310, 392299, 784598, 1961495, 2746093, 3922990, 5492186, 13730465, 27460930, 287555167, 575110334, 1437775835, 2012886169, 2875551670, 4025772338, 10064430845, 20128861690]

約数ペア:

[(1, 20128861690), (2, 10064430845), (5, 4025772338), (7, 2875551670), (10, 2012886169), (14, 1437775835), (35, 575110334), (70, 287555167), (733, 27460930), (1466, 13730465), (3665, 5492186), (5131, 3922990), (7330, 2746093), (10262, 1961495), (25655, 784598), (51310, 392299)]