51580940

素因数分解:

$2^2\times 5^1\times {\mathrm{1097}}^1\times {\mathrm{2351}}^1$

素因数の和:3457

約数の個数: 24

約数和(自身を含む): 108464832

約数和(自身を除く): 56883892

約数列:

[1, 2, 4, 5, 10, 20, 1097, 2194, 2351, 4388, 4702, 5485, 9404, 10970, 11755, 21940, 23510, 47020, 2579047, 5158094, 10316188, 12895235, 25790470, 51580940]

約数ペア:

[(1, 51580940), (2, 25790470), (4, 12895235), (5, 10316188), (10, 5158094), (20, 2579047), (1097, 47020), (2194, 23510), (2351, 21940), (4388, 11755), (4702, 10970), (5485, 9404)]