8001400

素因数分解:

$2^3\times 5^2\times {\mathrm{11}}^1\times {\mathrm{3637}}^1$

素因数の和:3664

約数の個数: 48

約数和(自身を含む): 20300040

約数和(自身を除く): 12298640

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 25, 40, 44, 50, 55, 88, 100, 110, 200, 220, 275, 440, 550, 1100, 2200, 3637, 7274, 14548, 18185, 29096, 36370, 40007, 72740, 80014, 90925, 145480, 160028, 181850, 200035, 320056, 363700, 400070, 727400, 800140, 1000175, 1600280, 2000350, 4000700, 8001400]

約数ペア:

[(1, 8001400), (2, 4000700), (4, 2000350), (5, 1600280), (8, 1000175), (10, 800140), (11, 727400), (20, 400070), (22, 363700), (25, 320056), (40, 200035), (44, 181850), (50, 160028), (55, 145480), (88, 90925), (100, 80014), (110, 72740), (200, 40007), (220, 36370), (275, 29096), (440, 18185), (550, 14548), (1100, 7274), (2200, 3637)]