40464290

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1\times {\mathrm{677}}^1$

素因数の和:866

約数の個数: 32

約数和(自身を含む): 75176640

約数和(自身を除く): 34712350

約数列:

[1, 2, 5, 10, 43, 86, 139, 215, 278, 430, 677, 695, 1354, 1390, 3385, 5977, 6770, 11954, 29111, 29885, 58222, 59770, 94103, 145555, 188206, 291110, 470515, 941030, 4046429, 8092858, 20232145, 40464290]

約数ペア:

[(1, 40464290), (2, 20232145), (5, 8092858), (10, 4046429), (43, 941030), (86, 470515), (139, 291110), (215, 188206), (278, 145555), (430, 94103), (677, 59770), (695, 58222), (1354, 29885), (1390, 29111), (3385, 11954), (5977, 6770)]