1899690040

素因数分解:

$2^3\times 5^1\times {\mathrm{47492251}}^1$

素因数の和:47492262

約数の個数: 16

約数和(自身を含む): 4274302680

約数和(自身を除く): 2374612640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47492251, 94984502, 189969004, 237461255, 379938008, 474922510, 949845020, 1899690040]

約数ペア:

[(1, 1899690040), (2, 949845020), (4, 474922510), (5, 379938008), (8, 237461255), (10, 189969004), (20, 94984502), (40, 47492251)]