22240420

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{65413}}^1$

素因数の和:65439

約数の個数: 24

約数和(自身を含む): 49452984

約数和(自身を除く): 27212564

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 65413, 130826, 261652, 327065, 654130, 1112021, 1308260, 2224042, 4448084, 5560105, 11120210, 22240420]

約数ペア:

[(1, 22240420), (2, 11120210), (4, 5560105), (5, 4448084), (10, 2224042), (17, 1308260), (20, 1112021), (34, 654130), (68, 327065), (85, 261652), (170, 130826), (340, 65413)]