620596240

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{37117}}^1$

素因数の和:37160

約数の個数: 80

約数和(自身を含む): 1656947520

約数和(自身を除く): 1036351280

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 38, 40, 44, 55, 76, 80, 88, 95, 110, 152, 176, 190, 209, 220, 304, 380, 418, 440, 760, 836, 880, 1045, 1520, 1672, 2090, 3344, 4180, 8360, 16720, 37117, 74234, 148468, 185585, 296936, 371170, 408287, 593872, 705223, 742340, 816574, 1410446, 1484680, 1633148, 2041435, 2820892, 2969360, 3266296, 3526115, 4082870, 5641784, 6532592, 7052230, 7757453, 8165740, 11283568, 14104460, 15514906, 16331480, 28208920, 31029812, 32662960, 38787265, 56417840, 62059624, 77574530, 124119248, 155149060, 310298120, 620596240]

約数ペア:

[(1, 620596240), (2, 310298120), (4, 155149060), (5, 124119248), (8, 77574530), (10, 62059624), (11, 56417840), (16, 38787265), (19, 32662960), (20, 31029812), (22, 28208920), (38, 16331480), (40, 15514906), (44, 14104460), (55, 11283568), (76, 8165740), (80, 7757453), (88, 7052230), (95, 6532592), (110, 5641784), (152, 4082870), (176, 3526115), (190, 3266296), (209, 2969360), (220, 2820892), (304, 2041435), (380, 1633148), (418, 1484680), (440, 1410446), (760, 816574), (836, 742340), (880, 705223), (1045, 593872), (1520, 408287), (1672, 371170), (2090, 296936), (3344, 185585), (4180, 148468), (8360, 74234), (16720, 37117)]