9092780

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{97}}^1\times {\mathrm{109}}^1$

素因数の和:258

約数の個数: 48

約数和(自身を含む): 19921440

約数和(自身を除く): 10828660

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 97, 109, 172, 194, 215, 218, 388, 430, 436, 485, 545, 860, 970, 1090, 1940, 2180, 4171, 4687, 8342, 9374, 10573, 16684, 18748, 20855, 21146, 23435, 41710, 42292, 46870, 52865, 83420, 93740, 105730, 211460, 454639, 909278, 1818556, 2273195, 4546390, 9092780]

約数ペア:

[(1, 9092780), (2, 4546390), (4, 2273195), (5, 1818556), (10, 909278), (20, 454639), (43, 211460), (86, 105730), (97, 93740), (109, 83420), (172, 52865), (194, 46870), (215, 42292), (218, 41710), (388, 23435), (430, 21146), (436, 20855), (485, 18748), (545, 16684), (860, 10573), (970, 9374), (1090, 8342), (1940, 4687), (2180, 4171)]