51390620

素因数分解:

$2^2\times 5^1\times {\mathrm{907}}^1\times {\mathrm{2833}}^1$

素因数の和:3749

約数の個数: 24

約数和(自身を含む): 108077424

約数和(自身を除く): 56686804

約数列:

[1, 2, 4, 5, 10, 20, 907, 1814, 2833, 3628, 4535, 5666, 9070, 11332, 14165, 18140, 28330, 56660, 2569531, 5139062, 10278124, 12847655, 25695310, 51390620]

約数ペア:

[(1, 51390620), (2, 25695310), (4, 12847655), (5, 10278124), (10, 5139062), (20, 2569531), (907, 56660), (1814, 28330), (2833, 18140), (3628, 14165), (4535, 11332), (5666, 9070)]