40567207970

素因数分解:

$2^1\times 5^1\times {\mathrm{1987}}^1\times {\mathrm{2041631}}^1$

素因数の和:2043625

約数の個数: 16

約数和(自身を含む): 73057759488

約数和(自身を除く): 32490551518

約数列:

[1, 2, 5, 10, 1987, 3974, 9935, 19870, 2041631, 4083262, 10208155, 20416310, 4056720797, 8113441594, 20283603985, 40567207970]

約数ペア:

[(1, 40567207970), (2, 20283603985), (5, 8113441594), (10, 4056720797), (1987, 20416310), (3974, 10208155), (9935, 4083262), (19870, 2041631)]