12530320

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{491}}^1$

素因数の和:544

約数の個数: 80

約数和(自身を含む): 32944320

約数和(自身を除く): 20414000

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 29, 40, 44, 55, 58, 80, 88, 110, 116, 145, 176, 220, 232, 290, 319, 440, 464, 491, 580, 638, 880, 982, 1160, 1276, 1595, 1964, 2320, 2455, 2552, 3190, 3928, 4910, 5104, 5401, 6380, 7856, 9820, 10802, 12760, 14239, 19640, 21604, 25520, 27005, 28478, 39280, 43208, 54010, 56956, 71195, 86416, 108020, 113912, 142390, 156629, 216040, 227824, 284780, 313258, 432080, 569560, 626516, 783145, 1139120, 1253032, 1566290, 2506064, 3132580, 6265160, 12530320]

約数ペア:

[(1, 12530320), (2, 6265160), (4, 3132580), (5, 2506064), (8, 1566290), (10, 1253032), (11, 1139120), (16, 783145), (20, 626516), (22, 569560), (29, 432080), (40, 313258), (44, 284780), (55, 227824), (58, 216040), (80, 156629), (88, 142390), (110, 113912), (116, 108020), (145, 86416), (176, 71195), (220, 56956), (232, 54010), (290, 43208), (319, 39280), (440, 28478), (464, 27005), (491, 25520), (580, 21604), (638, 19640), (880, 14239), (982, 12760), (1160, 10802), (1276, 9820), (1595, 7856), (1964, 6380), (2320, 5401), (2455, 5104), (2552, 4910), (3190, 3928)]