152020040

素因数分解:

$2^3\times 5^1\times {\mathrm{3800501}}^1$

素因数の和:3800512

約数の個数: 16

約数和(自身を含む): 342045180

約数和(自身を除く): 190025140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 3800501, 7601002, 15202004, 19002505, 30404008, 38005010, 76010020, 152020040]

約数ペア:

[(1, 152020040), (2, 76010020), (4, 38005010), (5, 30404008), (8, 19002505), (10, 15202004), (20, 7601002), (40, 3800501)]