5516920

素因数分解:

$2^3\times 5^1\times {\mathrm{107}}^1\times {\mathrm{1289}}^1$

素因数の和:1407

約数の個数: 32

約数和(自身を含む): 12538800

約数和(自身を除く): 7021880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 107, 214, 428, 535, 856, 1070, 1289, 2140, 2578, 4280, 5156, 6445, 10312, 12890, 25780, 51560, 137923, 275846, 551692, 689615, 1103384, 1379230, 2758460, 5516920]

約数ペア:

[(1, 5516920), (2, 2758460), (4, 1379230), (5, 1103384), (8, 689615), (10, 551692), (20, 275846), (40, 137923), (107, 51560), (214, 25780), (428, 12890), (535, 10312), (856, 6445), (1070, 5156), (1289, 4280), (2140, 2578)]