6367880

素因数分解:

$2^3\times 5^1\times {\mathrm{397}}^1\times {\mathrm{401}}^1$

素因数の和:809

約数の個数: 32

約数和(自身を含む): 14399640

約数和(自身を除く): 8031760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 397, 401, 794, 802, 1588, 1604, 1985, 2005, 3176, 3208, 3970, 4010, 7940, 8020, 15880, 16040, 159197, 318394, 636788, 795985, 1273576, 1591970, 3183940, 6367880]

約数ペア:

[(1, 6367880), (2, 3183940), (4, 1591970), (5, 1273576), (8, 795985), (10, 636788), (20, 318394), (40, 159197), (397, 16040), (401, 15880), (794, 8020), (802, 7940), (1588, 4010), (1604, 3970), (1985, 3208), (2005, 3176)]