13187960

素因数分解:

$2^3\times 5^1\times {\mathrm{487}}^1\times {\mathrm{677}}^1$

素因数の和:1175

約数の個数: 32

約数和(自身を含む): 29777760

約数和(自身を除く): 16589800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 487, 677, 974, 1354, 1948, 2435, 2708, 3385, 3896, 4870, 5416, 6770, 9740, 13540, 19480, 27080, 329699, 659398, 1318796, 1648495, 2637592, 3296990, 6593980, 13187960]

約数ペア:

[(1, 13187960), (2, 6593980), (4, 3296990), (5, 2637592), (8, 1648495), (10, 1318796), (20, 659398), (40, 329699), (487, 27080), (677, 19480), (974, 13540), (1354, 9740), (1948, 6770), (2435, 5416), (2708, 4870), (3385, 3896)]