917037520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{353}}^1\times {\mathrm{4639}}^1$

素因数の和:5012

約数の個数: 80

約数和(自身を含む): 2444129280

約数和(自身を除く): 1527091760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 353, 560, 706, 1412, 1765, 2471, 2824, 3530, 4639, 4942, 5648, 7060, 9278, 9884, 12355, 14120, 18556, 19768, 23195, 24710, 28240, 32473, 37112, 39536, 46390, 49420, 64946, 74224, 92780, 98840, 129892, 162365, 185560, 197680, 259784, 324730, 371120, 519568, 649460, 1298920, 1637567, 2597840, 3275134, 6550268, 8187835, 11462969, 13100536, 16375670, 22925938, 26201072, 32751340, 45851876, 57314845, 65502680, 91703752, 114629690, 131005360, 183407504, 229259380, 458518760, 917037520]

約数ペア:

[(1, 917037520), (2, 458518760), (4, 229259380), (5, 183407504), (7, 131005360), (8, 114629690), (10, 91703752), (14, 65502680), (16, 57314845), (20, 45851876), (28, 32751340), (35, 26201072), (40, 22925938), (56, 16375670), (70, 13100536), (80, 11462969), (112, 8187835), (140, 6550268), (280, 3275134), (353, 2597840), (560, 1637567), (706, 1298920), (1412, 649460), (1765, 519568), (2471, 371120), (2824, 324730), (3530, 259784), (4639, 197680), (4942, 185560), (5648, 162365), (7060, 129892), (9278, 98840), (9884, 92780), (12355, 74224), (14120, 64946), (18556, 49420), (19768, 46390), (23195, 39536), (24710, 37112), (28240, 32473)]