388655580

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{521}}^1\times {\mathrm{12433}}^1$

素因数の和:12966

約数の個数: 48

約数和(自身を含む): 1090412064

約数和(自身を除く): 701756484

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 521, 1042, 1563, 2084, 2605, 3126, 5210, 6252, 7815, 10420, 12433, 15630, 24866, 31260, 37299, 49732, 62165, 74598, 124330, 149196, 186495, 248660, 372990, 745980, 6477593, 12955186, 19432779, 25910372, 32387965, 38865558, 64775930, 77731116, 97163895, 129551860, 194327790, 388655580]

約数ペア:

[(1, 388655580), (2, 194327790), (3, 129551860), (4, 97163895), (5, 77731116), (6, 64775930), (10, 38865558), (12, 32387965), (15, 25910372), (20, 19432779), (30, 12955186), (60, 6477593), (521, 745980), (1042, 372990), (1563, 248660), (2084, 186495), (2605, 149196), (3126, 124330), (5210, 74598), (6252, 62165), (7815, 49732), (10420, 37299), (12433, 31260), (15630, 24866)]