9868460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{70489}}^1$

素因数の和:70505

約数の個数: 24

約数和(自身を含む): 23684640

約数和(自身を除く): 13816180

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 70489, 140978, 281956, 352445, 493423, 704890, 986846, 1409780, 1973692, 2467115, 4934230, 9868460]

約数ペア:

[(1, 9868460), (2, 4934230), (4, 2467115), (5, 1973692), (7, 1409780), (10, 986846), (14, 704890), (20, 493423), (28, 352445), (35, 281956), (70, 140978), (140, 70489)]