1900376080

素因数分解:

$2^4\times 5^1\times {\mathrm{23754701}}^1$

素因数の和:23754714

約数の個数: 20

約数和(自身を含む): 4418374572

約数和(自身を除く): 2517998492

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 23754701, 47509402, 95018804, 118773505, 190037608, 237547010, 380075216, 475094020, 950188040, 1900376080]

約数ペア:

[(1, 1900376080), (2, 950188040), (4, 475094020), (5, 380075216), (8, 237547010), (10, 190037608), (16, 118773505), (20, 95018804), (40, 47509402), (80, 23754701)]