39303640

素因数分解:

$2^3\times 5^1\times {\mathrm{139}}^1\times {\mathrm{7069}}^1$

素因数の和:7219

約数の個数: 32

約数和(自身を含む): 89082000

約数和(自身を除く): 49778360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 139, 278, 556, 695, 1112, 1390, 2780, 5560, 7069, 14138, 28276, 35345, 56552, 70690, 141380, 282760, 982591, 1965182, 3930364, 4912955, 7860728, 9825910, 19651820, 39303640]

約数ペア:

[(1, 39303640), (2, 19651820), (4, 9825910), (5, 7860728), (8, 4912955), (10, 3930364), (20, 1965182), (40, 982591), (139, 282760), (278, 141380), (556, 70690), (695, 56552), (1112, 35345), (1390, 28276), (2780, 14138), (5560, 7069)]