38699420

素因数分解:

$2^2\times 5^1\times {\mathrm{223}}^1\times {\mathrm{8677}}^1$

素因数の和:8909

約数の個数: 24

約数和(自身を含む): 81642624

約数和(自身を除く): 42943204

約数列:

[1, 2, 4, 5, 10, 20, 223, 446, 892, 1115, 2230, 4460, 8677, 17354, 34708, 43385, 86770, 173540, 1934971, 3869942, 7739884, 9674855, 19349710, 38699420]

約数ペア:

[(1, 38699420), (2, 19349710), (4, 9674855), (5, 7739884), (10, 3869942), (20, 1934971), (223, 173540), (446, 86770), (892, 43385), (1115, 34708), (2230, 17354), (4460, 8677)]