9823780

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{11423}}^1$

素因数の和:11475

約数の個数: 24

約数和(自身を含む): 21111552

約数和(自身を除く): 11287772

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 11423, 22846, 45692, 57115, 114230, 228460, 491189, 982378, 1964756, 2455945, 4911890, 9823780]

約数ペア:

[(1, 9823780), (2, 4911890), (4, 2455945), (5, 1964756), (10, 982378), (20, 491189), (43, 228460), (86, 114230), (172, 57115), (215, 45692), (430, 22846), (860, 11423)]