40472620

素因数分解:

$2^2\times 5^1\times {\mathrm{199}}^1\times {\mathrm{10169}}^1$

素因数の和:10377

約数の個数: 24

約数和(自身を含む): 85428000

約数和(自身を除く): 44955380

約数列:

[1, 2, 4, 5, 10, 20, 199, 398, 796, 995, 1990, 3980, 10169, 20338, 40676, 50845, 101690, 203380, 2023631, 4047262, 8094524, 10118155, 20236310, 40472620]

約数ペア:

[(1, 40472620), (2, 20236310), (4, 10118155), (5, 8094524), (10, 4047262), (20, 2023631), (199, 203380), (398, 101690), (796, 50845), (995, 40676), (1990, 20338), (3980, 10169)]