2788410160

素因数分解:

$2^4\times 5^1\times {\mathrm{263}}^1\times {\mathrm{132529}}^1$

素因数の和:132805

約数の個数: 40

約数和(自身を含む): 6507753120

約数和(自身を除く): 3719342960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 263, 526, 1052, 1315, 2104, 2630, 4208, 5260, 10520, 21040, 132529, 265058, 530116, 662645, 1060232, 1325290, 2120464, 2650580, 5301160, 10602320, 34855127, 69710254, 139420508, 174275635, 278841016, 348551270, 557682032, 697102540, 1394205080, 2788410160]

約数ペア:

[(1, 2788410160), (2, 1394205080), (4, 697102540), (5, 557682032), (8, 348551270), (10, 278841016), (16, 174275635), (20, 139420508), (40, 69710254), (80, 34855127), (263, 10602320), (526, 5301160), (1052, 2650580), (1315, 2120464), (2104, 1325290), (2630, 1060232), (4208, 662645), (5260, 530116), (10520, 265058), (21040, 132529)]