66069940

素因数分解:

$2^2\times 5^1\times {\mathrm{1709}}^1\times {\mathrm{1933}}^1$

素因数の和:3651

約数の個数: 24

約数和(自身を含む): 138899880

約数和(自身を除く): 72829940

約数列:

[1, 2, 4, 5, 10, 20, 1709, 1933, 3418, 3866, 6836, 7732, 8545, 9665, 17090, 19330, 34180, 38660, 3303497, 6606994, 13213988, 16517485, 33034970, 66069940]

約数ペア:

[(1, 66069940), (2, 33034970), (4, 16517485), (5, 13213988), (10, 6606994), (20, 3303497), (1709, 38660), (1933, 34180), (3418, 19330), (3866, 17090), (6836, 9665), (7732, 8545)]