9802460

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{5507}}^1$

素因数の和:5605

約数の個数: 24

約数和(自身を含む): 20820240

約数和(自身を除く): 11017780

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 356, 445, 890, 1780, 5507, 11014, 22028, 27535, 55070, 110140, 490123, 980246, 1960492, 2450615, 4901230, 9802460]

約数ペア:

[(1, 9802460), (2, 4901230), (4, 2450615), (5, 1960492), (10, 980246), (20, 490123), (89, 110140), (178, 55070), (356, 27535), (445, 22028), (890, 11014), (1780, 5507)]