40426160

素因数分解:

$2^4\times 5^1\times {\mathrm{505327}}^1$

素因数の和:505340

約数の個数: 20

約数和(自身を含む): 93991008

約数和(自身を除く): 53564848

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 505327, 1010654, 2021308, 2526635, 4042616, 5053270, 8085232, 10106540, 20213080, 40426160]

約数ペア:

[(1, 40426160), (2, 20213080), (4, 10106540), (5, 8085232), (8, 5053270), (10, 4042616), (16, 2526635), (20, 2021308), (40, 1010654), (80, 505327)]