11319020

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{6359}}^1$

素因数の和:6457

約数の個数: 24

約数和(自身を含む): 24040800

約数和(自身を除く): 12721780

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 356, 445, 890, 1780, 6359, 12718, 25436, 31795, 63590, 127180, 565951, 1131902, 2263804, 2829755, 5659510, 11319020]

約数ペア:

[(1, 11319020), (2, 5659510), (4, 2829755), (5, 2263804), (10, 1131902), (20, 565951), (89, 127180), (178, 63590), (356, 31795), (445, 25436), (890, 12718), (1780, 6359)]