15560140

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{25097}}^1$

素因数の和:25137

約数の個数: 24

約数和(自身を含む): 33731712

約数和(自身を除く): 18171572

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 25097, 50194, 100388, 125485, 250970, 501940, 778007, 1556014, 3112028, 3890035, 7780070, 15560140]

約数ペア:

[(1, 15560140), (2, 7780070), (4, 3890035), (5, 3112028), (10, 1556014), (20, 778007), (31, 501940), (62, 250970), (124, 125485), (155, 100388), (310, 50194), (620, 25097)]