27287740

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{22367}}^1$

素因数の和:22437

約数の個数: 24

約数和(自身を含む): 58246272

約数和(自身を除く): 30958532

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 1220, 22367, 44734, 89468, 111835, 223670, 447340, 1364387, 2728774, 5457548, 6821935, 13643870, 27287740]

約数ペア:

[(1, 27287740), (2, 13643870), (4, 6821935), (5, 5457548), (10, 2728774), (20, 1364387), (61, 447340), (122, 223670), (244, 111835), (305, 89468), (610, 44734), (1220, 22367)]