749222060

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1971637}}^1$

素因数の和:1971665

約数の個数: 24

約数和(自身を含む): 1656175920

約数和(自身を除く): 906953860

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 1971637, 3943274, 7886548, 9858185, 19716370, 37461103, 39432740, 74922206, 149844412, 187305515, 374611030, 749222060]

約数ペア:

[(1, 749222060), (2, 374611030), (4, 187305515), (5, 149844412), (10, 74922206), (19, 39432740), (20, 37461103), (38, 19716370), (76, 9858185), (95, 7886548), (190, 3943274), (380, 1971637)]