9705520

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{269}}^1$

素因数の和:334

約数の個数: 80

約数和(自身を含む): 25310880

約数和(自身を除く): 15605360

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 41, 44, 55, 80, 82, 88, 110, 164, 176, 205, 220, 269, 328, 410, 440, 451, 538, 656, 820, 880, 902, 1076, 1345, 1640, 1804, 2152, 2255, 2690, 2959, 3280, 3608, 4304, 4510, 5380, 5918, 7216, 9020, 10760, 11029, 11836, 14795, 18040, 21520, 22058, 23672, 29590, 36080, 44116, 47344, 55145, 59180, 88232, 110290, 118360, 121319, 176464, 220580, 236720, 242638, 441160, 485276, 606595, 882320, 970552, 1213190, 1941104, 2426380, 4852760, 9705520]

約数ペア:

[(1, 9705520), (2, 4852760), (4, 2426380), (5, 1941104), (8, 1213190), (10, 970552), (11, 882320), (16, 606595), (20, 485276), (22, 441160), (40, 242638), (41, 236720), (44, 220580), (55, 176464), (80, 121319), (82, 118360), (88, 110290), (110, 88232), (164, 59180), (176, 55145), (205, 47344), (220, 44116), (269, 36080), (328, 29590), (410, 23672), (440, 22058), (451, 21520), (538, 18040), (656, 14795), (820, 11836), (880, 11029), (902, 10760), (1076, 9020), (1345, 7216), (1640, 5918), (1804, 5380), (2152, 4510), (2255, 4304), (2690, 3608), (2959, 3280)]