9101720

素因数分解:

$2^3\times 5^1\times {\mathrm{139}}^1\times {\mathrm{1637}}^1$

素因数の和:1787

約数の個数: 32

約数和(自身を含む): 20638800

約数和(自身を除く): 11537080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 139, 278, 556, 695, 1112, 1390, 1637, 2780, 3274, 5560, 6548, 8185, 13096, 16370, 32740, 65480, 227543, 455086, 910172, 1137715, 1820344, 2275430, 4550860, 9101720]

約数ペア:

[(1, 9101720), (2, 4550860), (4, 2275430), (5, 1820344), (8, 1137715), (10, 910172), (20, 455086), (40, 227543), (139, 65480), (278, 32740), (556, 16370), (695, 13096), (1112, 8185), (1390, 6548), (1637, 5560), (2780, 3274)]