8902520

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{20233}}^1$

素因数の和:20255

約数の個数: 32

約数和(自身を含む): 21852720

約数和(自身を除く): 12950200

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 20233, 40466, 80932, 101165, 161864, 202330, 222563, 404660, 445126, 809320, 890252, 1112815, 1780504, 2225630, 4451260, 8902520]

約数ペア:

[(1, 8902520), (2, 4451260), (4, 2225630), (5, 1780504), (8, 1112815), (10, 890252), (11, 809320), (20, 445126), (22, 404660), (40, 222563), (44, 202330), (55, 161864), (88, 101165), (110, 80932), (220, 40466), (440, 20233)]