9946520

素因数分解:

$2^3\times 5^1\times {\mathrm{167}}^1\times {\mathrm{1489}}^1$

素因数の和:1667

約数の個数: 32

約数和(自身を含む): 22528800

約数和(自身を除く): 12582280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 167, 334, 668, 835, 1336, 1489, 1670, 2978, 3340, 5956, 6680, 7445, 11912, 14890, 29780, 59560, 248663, 497326, 994652, 1243315, 1989304, 2486630, 4973260, 9946520]

約数ペア:

[(1, 9946520), (2, 4973260), (4, 2486630), (5, 1989304), (8, 1243315), (10, 994652), (20, 497326), (40, 248663), (167, 59560), (334, 29780), (668, 14890), (835, 11912), (1336, 7445), (1489, 6680), (1670, 5956), (2978, 3340)]