8284040

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{2837}}^1$

素因数の和:2921

約数の個数: 32

約数和(自身を含む): 18901080

約数和(自身を除く): 10617040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 146, 292, 365, 584, 730, 1460, 2837, 2920, 5674, 11348, 14185, 22696, 28370, 56740, 113480, 207101, 414202, 828404, 1035505, 1656808, 2071010, 4142020, 8284040]

約数ペア:

[(1, 8284040), (2, 4142020), (4, 2071010), (5, 1656808), (8, 1035505), (10, 828404), (20, 414202), (40, 207101), (73, 113480), (146, 56740), (292, 28370), (365, 22696), (584, 14185), (730, 11348), (1460, 5674), (2837, 2920)]