171160

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{389}}^1$

素因数の和:411

約数の個数: 32

約数和(自身を含む): 421200

約数和(自身を除く): 250040

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 389, 440, 778, 1556, 1945, 3112, 3890, 4279, 7780, 8558, 15560, 17116, 21395, 34232, 42790, 85580, 171160]

約数ペア:

[(1, 171160), (2, 85580), (4, 42790), (5, 34232), (8, 21395), (10, 17116), (11, 15560), (20, 8558), (22, 7780), (40, 4279), (44, 3890), (55, 3112), (88, 1945), (110, 1556), (220, 778), (389, 440)]