38765360

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{191}}^1$

素因数の和:306

約数の個数: 80

約数和(自身を含む): 94279680

約数和(自身を除く): 55514320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 59, 80, 86, 118, 172, 191, 215, 236, 295, 344, 382, 430, 472, 590, 688, 764, 860, 944, 955, 1180, 1528, 1720, 1910, 2360, 2537, 3056, 3440, 3820, 4720, 5074, 7640, 8213, 10148, 11269, 12685, 15280, 16426, 20296, 22538, 25370, 32852, 40592, 41065, 45076, 50740, 56345, 65704, 82130, 90152, 101480, 112690, 131408, 164260, 180304, 202960, 225380, 328520, 450760, 484567, 657040, 901520, 969134, 1938268, 2422835, 3876536, 4845670, 7753072, 9691340, 19382680, 38765360]

約数ペア:

[(1, 38765360), (2, 19382680), (4, 9691340), (5, 7753072), (8, 4845670), (10, 3876536), (16, 2422835), (20, 1938268), (40, 969134), (43, 901520), (59, 657040), (80, 484567), (86, 450760), (118, 328520), (172, 225380), (191, 202960), (215, 180304), (236, 164260), (295, 131408), (344, 112690), (382, 101480), (430, 90152), (472, 82130), (590, 65704), (688, 56345), (764, 50740), (860, 45076), (944, 41065), (955, 40592), (1180, 32852), (1528, 25370), (1720, 22538), (1910, 20296), (2360, 16426), (2537, 15280), (3056, 12685), (3440, 11269), (3820, 10148), (4720, 8213), (5074, 7640)]