919221424

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{331}}^1\times {\mathrm{509}}^1$

素因数の和:890

約数の個数: 80

約数和(自身を含む): 2015585280

約数和(自身を除く): 1096363856

約数列:

[1, 2, 4, 8, 11, 16, 22, 31, 44, 62, 88, 124, 176, 248, 331, 341, 496, 509, 662, 682, 1018, 1324, 1364, 2036, 2648, 2728, 3641, 4072, 5296, 5456, 5599, 7282, 8144, 10261, 11198, 14564, 15779, 20522, 22396, 29128, 31558, 41044, 44792, 58256, 63116, 82088, 89584, 112871, 126232, 164176, 168479, 173569, 225742, 252464, 336958, 347138, 451484, 673916, 694276, 902968, 1347832, 1388552, 1805936, 1853269, 2695664, 2777104, 3706538, 5222849, 7413076, 10445698, 14826152, 20891396, 29652304, 41782792, 57451339, 83565584, 114902678, 229805356, 459610712, 919221424]

約数ペア:

[(1, 919221424), (2, 459610712), (4, 229805356), (8, 114902678), (11, 83565584), (16, 57451339), (22, 41782792), (31, 29652304), (44, 20891396), (62, 14826152), (88, 10445698), (124, 7413076), (176, 5222849), (248, 3706538), (331, 2777104), (341, 2695664), (496, 1853269), (509, 1805936), (662, 1388552), (682, 1347832), (1018, 902968), (1324, 694276), (1364, 673916), (2036, 451484), (2648, 347138), (2728, 336958), (3641, 252464), (4072, 225742), (5296, 173569), (5456, 168479), (5599, 164176), (7282, 126232), (8144, 112871), (10261, 89584), (11198, 82088), (14564, 63116), (15779, 58256), (20522, 44792), (22396, 41044), (29128, 31558)]