11857520

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{269}}^1$

素因数の和:330

約数の個数: 80

約数和(自身を含む): 30132000

約数和(自身を除く): 18274480

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 29, 38, 40, 58, 76, 80, 95, 116, 145, 152, 190, 232, 269, 290, 304, 380, 464, 538, 551, 580, 760, 1076, 1102, 1160, 1345, 1520, 2152, 2204, 2320, 2690, 2755, 4304, 4408, 5111, 5380, 5510, 7801, 8816, 10222, 10760, 11020, 15602, 20444, 21520, 22040, 25555, 31204, 39005, 40888, 44080, 51110, 62408, 78010, 81776, 102220, 124816, 148219, 156020, 204440, 296438, 312040, 408880, 592876, 624080, 741095, 1185752, 1482190, 2371504, 2964380, 5928760, 11857520]

約数ペア:

[(1, 11857520), (2, 5928760), (4, 2964380), (5, 2371504), (8, 1482190), (10, 1185752), (16, 741095), (19, 624080), (20, 592876), (29, 408880), (38, 312040), (40, 296438), (58, 204440), (76, 156020), (80, 148219), (95, 124816), (116, 102220), (145, 81776), (152, 78010), (190, 62408), (232, 51110), (269, 44080), (290, 40888), (304, 39005), (380, 31204), (464, 25555), (538, 22040), (551, 21520), (580, 20444), (760, 15602), (1076, 11020), (1102, 10760), (1160, 10222), (1345, 8816), (1520, 7801), (2152, 5510), (2204, 5380), (2320, 5111), (2690, 4408), (2755, 4304)]