51888040

素因数分解:

$2^3\times 5^1\times {\mathrm{1297201}}^1$

素因数の和:1297212

約数の個数: 16

約数和(自身を含む): 116748180

約数和(自身を除く): 64860140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1297201, 2594402, 5188804, 6486005, 10377608, 12972010, 25944020, 51888040]

約数ペア:

[(1, 51888040), (2, 25944020), (4, 12972010), (5, 10377608), (8, 6486005), (10, 5188804), (20, 2594402), (40, 1297201)]