13207120

素因数分解:

$2^4\times 5^1\times {\mathrm{165089}}^1$

素因数の和:165102

約数の個数: 20

約数和(自身を含む): 30706740

約数和(自身を除く): 17499620

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 165089, 330178, 660356, 825445, 1320712, 1650890, 2641424, 3301780, 6603560, 13207120]

約数ペア:

[(1, 13207120), (2, 6603560), (4, 3301780), (5, 2641424), (8, 1650890), (10, 1320712), (16, 825445), (20, 660356), (40, 330178), (80, 165089)]