9935740

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{6997}}^1$

素因数の和:7077

約数の個数: 24

約数和(自身を含む): 21161952

約数和(自身を除く): 11226212

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 6997, 13994, 27988, 34985, 69970, 139940, 496787, 993574, 1987148, 2483935, 4967870, 9935740]

約数ペア:

[(1, 9935740), (2, 4967870), (4, 2483935), (5, 1987148), (10, 993574), (20, 496787), (71, 139940), (142, 69970), (284, 34985), (355, 27988), (710, 13994), (1420, 6997)]