268505560

素因数分解:

$2^3\times 5^1\times {\mathrm{6712639}}^1$

素因数の和:6712650

約数の個数: 16

約数和(自身を含む): 604137600

約数和(自身を除く): 335632040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 6712639, 13425278, 26850556, 33563195, 53701112, 67126390, 134252780, 268505560]

約数ペア:

[(1, 268505560), (2, 134252780), (4, 67126390), (5, 53701112), (8, 33563195), (10, 26850556), (20, 13425278), (40, 6712639)]