381668540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{307}}^1\times {\mathrm{5651}}^1$

素因数の和:5978

約数の個数: 48

約数和(自身を含む): 877371264

約数和(自身を除く): 495702724

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 307, 614, 1228, 1535, 3070, 3377, 5651, 6140, 6754, 11302, 13508, 16885, 22604, 28255, 33770, 56510, 62161, 67540, 113020, 124322, 248644, 310805, 621610, 1243220, 1734857, 3469714, 6939428, 8674285, 17348570, 19083427, 34697140, 38166854, 76333708, 95417135, 190834270, 381668540]

約数ペア:

[(1, 381668540), (2, 190834270), (4, 95417135), (5, 76333708), (10, 38166854), (11, 34697140), (20, 19083427), (22, 17348570), (44, 8674285), (55, 6939428), (110, 3469714), (220, 1734857), (307, 1243220), (614, 621610), (1228, 310805), (1535, 248644), (3070, 124322), (3377, 113020), (5651, 67540), (6140, 62161), (6754, 56510), (11302, 33770), (13508, 28255), (16885, 22604)]