27690820

素因数分解:

$2^2\times 5^1\times {\mathrm{487}}^1\times {\mathrm{2843}}^1$

素因数の和:3339

約数の個数: 24

約数和(自身を含む): 58290624

約数和(自身を除く): 30599804

約数列:

[1, 2, 4, 5, 10, 20, 487, 974, 1948, 2435, 2843, 4870, 5686, 9740, 11372, 14215, 28430, 56860, 1384541, 2769082, 5538164, 6922705, 13845410, 27690820]

約数ペア:

[(1, 27690820), (2, 13845410), (4, 6922705), (5, 5538164), (10, 2769082), (20, 1384541), (487, 56860), (974, 28430), (1948, 14215), (2435, 11372), (2843, 9740), (4870, 5686)]