889340

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{839}}^1$

素因数の和:901

約数の個数: 24

約数和(自身を含む): 1905120

約数和(自身を除く): 1015780

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 212, 265, 530, 839, 1060, 1678, 3356, 4195, 8390, 16780, 44467, 88934, 177868, 222335, 444670, 889340]

約数ペア:

[(1, 889340), (2, 444670), (4, 222335), (5, 177868), (10, 88934), (20, 44467), (53, 16780), (106, 8390), (212, 4195), (265, 3356), (530, 1678), (839, 1060)]