1346826680

素因数分解:

$2^3\times 5^1\times {\mathrm{521}}^1\times {\mathrm{64627}}^1$

素因数の和:65159

約数の個数: 32

約数和(自身を含む): 3036223440

約数和(自身を除く): 1689396760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 521, 1042, 2084, 2605, 4168, 5210, 10420, 20840, 64627, 129254, 258508, 323135, 517016, 646270, 1292540, 2585080, 33670667, 67341334, 134682668, 168353335, 269365336, 336706670, 673413340, 1346826680]

約数ペア:

[(1, 1346826680), (2, 673413340), (4, 336706670), (5, 269365336), (8, 168353335), (10, 134682668), (20, 67341334), (40, 33670667), (521, 2585080), (1042, 1292540), (2084, 646270), (2605, 517016), (4168, 323135), (5210, 258508), (10420, 129254), (20840, 64627)]