8725420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{2333}}^1$

素因数の和:2370

約数の個数: 48

約数和(自身を含む): 21174048

約数和(自身を除く): 12448628

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 34, 44, 55, 68, 85, 110, 170, 187, 220, 340, 374, 748, 935, 1870, 2333, 3740, 4666, 9332, 11665, 23330, 25663, 39661, 46660, 51326, 79322, 102652, 128315, 158644, 198305, 256630, 396610, 436271, 513260, 793220, 872542, 1745084, 2181355, 4362710, 8725420]

約数ペア:

[(1, 8725420), (2, 4362710), (4, 2181355), (5, 1745084), (10, 872542), (11, 793220), (17, 513260), (20, 436271), (22, 396610), (34, 256630), (44, 198305), (55, 158644), (68, 128315), (85, 102652), (110, 79322), (170, 51326), (187, 46660), (220, 39661), (340, 25663), (374, 23330), (748, 11665), (935, 9332), (1870, 4666), (2333, 3740)]