190013420

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{558863}}^1$

素因数の和:558889

約数の個数: 24

約数和(自身を含む): 422501184

約数和(自身を除く): 232487764

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 558863, 1117726, 2235452, 2794315, 5588630, 9500671, 11177260, 19001342, 38002684, 47503355, 95006710, 190013420]

約数ペア:

[(1, 190013420), (2, 95006710), (4, 47503355), (5, 38002684), (10, 19001342), (17, 11177260), (20, 9500671), (34, 5588630), (68, 2794315), (85, 2235452), (170, 1117726), (340, 558863)]