39465880

素因数分解:

$2^3\times 5^1\times {\mathrm{107}}^1\times {\mathrm{9221}}^1$

素因数の和:9339

約数の個数: 32

約数和(自身を含む): 89637840

約数和(自身を除く): 50171960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 107, 214, 428, 535, 856, 1070, 2140, 4280, 9221, 18442, 36884, 46105, 73768, 92210, 184420, 368840, 986647, 1973294, 3946588, 4933235, 7893176, 9866470, 19732940, 39465880]

約数ペア:

[(1, 39465880), (2, 19732940), (4, 9866470), (5, 7893176), (8, 4933235), (10, 3946588), (20, 1973294), (40, 986647), (107, 368840), (214, 184420), (428, 92210), (535, 73768), (856, 46105), (1070, 36884), (2140, 18442), (4280, 9221)]