1205060

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{677}}^1$

素因数の和:775

約数の個数: 24

約数和(自身を含む): 2562840

約数和(自身を除く): 1357780

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 356, 445, 677, 890, 1354, 1780, 2708, 3385, 6770, 13540, 60253, 120506, 241012, 301265, 602530, 1205060]

約数ペア:

[(1, 1205060), (2, 602530), (4, 301265), (5, 241012), (10, 120506), (20, 60253), (89, 13540), (178, 6770), (356, 3385), (445, 2708), (677, 1780), (890, 1354)]