2019885880

素因数分解:

$2^3\times 5^1\times {\mathrm{50497147}}^1$

素因数の和:50497158

約数の個数: 16

約数和(自身を含む): 4544743320

約数和(自身を除く): 2524857440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 50497147, 100994294, 201988588, 252485735, 403977176, 504971470, 1009942940, 2019885880]

約数ペア:

[(1, 2019885880), (2, 1009942940), (4, 504971470), (5, 403977176), (8, 252485735), (10, 201988588), (20, 100994294), (40, 50497147)]