9636920

素因数分解:

$2^3\times 5^1\times {\mathrm{89}}^1\times {\mathrm{2707}}^1$

素因数の和:2807

約数の個数: 32

約数和(自身を含む): 21934800

約数和(自身を除く): 12297880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 89, 178, 356, 445, 712, 890, 1780, 2707, 3560, 5414, 10828, 13535, 21656, 27070, 54140, 108280, 240923, 481846, 963692, 1204615, 1927384, 2409230, 4818460, 9636920]

約数ペア:

[(1, 9636920), (2, 4818460), (4, 2409230), (5, 1927384), (8, 1204615), (10, 963692), (20, 481846), (40, 240923), (89, 108280), (178, 54140), (356, 27070), (445, 21656), (712, 13535), (890, 10828), (1780, 5414), (2707, 3560)]