804949340

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{3095959}}^1$

素因数の和:3095981

約数の個数: 24

約数和(自身を含む): 1820424480

約数和(自身を除く): 1015475140

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 3095959, 6191918, 12383836, 15479795, 30959590, 40247467, 61919180, 80494934, 160989868, 201237335, 402474670, 804949340]

約数ペア:

[(1, 804949340), (2, 402474670), (4, 201237335), (5, 160989868), (10, 80494934), (13, 61919180), (20, 40247467), (26, 30959590), (52, 15479795), (65, 12383836), (130, 6191918), (260, 3095959)]