42227690

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{2039}}^1$

素因数の和:2174

約数の個数: 32

約数和(自身を含む): 80784000

約数和(自身を除く): 38556310

約数列:

[1, 2, 5, 10, 19, 38, 95, 109, 190, 218, 545, 1090, 2039, 2071, 4078, 4142, 10195, 10355, 20390, 20710, 38741, 77482, 193705, 222251, 387410, 444502, 1111255, 2222510, 4222769, 8445538, 21113845, 42227690]

約数ペア:

[(1, 42227690), (2, 21113845), (5, 8445538), (10, 4222769), (19, 2222510), (38, 1111255), (95, 444502), (109, 387410), (190, 222251), (218, 193705), (545, 77482), (1090, 38741), (2039, 20710), (2071, 20390), (4078, 10355), (4142, 10195)]