53960840

素因数分解:

$2^3\times 5^1\times {\mathrm{199}}^1\times {\mathrm{6779}}^1$

素因数の和:6989

約数の個数: 32

約数和(自身を含む): 122040000

約数和(自身を除く): 68079160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 199, 398, 796, 995, 1592, 1990, 3980, 6779, 7960, 13558, 27116, 33895, 54232, 67790, 135580, 271160, 1349021, 2698042, 5396084, 6745105, 10792168, 13490210, 26980420, 53960840]

約数ペア:

[(1, 53960840), (2, 26980420), (4, 13490210), (5, 10792168), (8, 6745105), (10, 5396084), (20, 2698042), (40, 1349021), (199, 271160), (398, 135580), (796, 67790), (995, 54232), (1592, 33895), (1990, 27116), (3980, 13558), (6779, 7960)]