7400017840

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{269}}^1\times {\mathrm{8387}}^1$

素因数の和:8710

約数の個数: 80

約数和(自身を含む): 17692305120

約数和(自身を除く): 10292287280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 205, 269, 328, 410, 538, 656, 820, 1076, 1345, 1640, 2152, 2690, 3280, 4304, 5380, 8387, 10760, 11029, 16774, 21520, 22058, 33548, 41935, 44116, 55145, 67096, 83870, 88232, 110290, 134192, 167740, 176464, 220580, 335480, 343867, 441160, 670960, 687734, 882320, 1375468, 1719335, 2256103, 2750936, 3438670, 4512206, 5501872, 6877340, 9024412, 11280515, 13754680, 18048824, 22561030, 27509360, 36097648, 45122060, 90244120, 92500223, 180488240, 185000446, 370000892, 462501115, 740001784, 925002230, 1480003568, 1850004460, 3700008920, 7400017840]

約数ペア:

[(1, 7400017840), (2, 3700008920), (4, 1850004460), (5, 1480003568), (8, 925002230), (10, 740001784), (16, 462501115), (20, 370000892), (40, 185000446), (41, 180488240), (80, 92500223), (82, 90244120), (164, 45122060), (205, 36097648), (269, 27509360), (328, 22561030), (410, 18048824), (538, 13754680), (656, 11280515), (820, 9024412), (1076, 6877340), (1345, 5501872), (1640, 4512206), (2152, 3438670), (2690, 2750936), (3280, 2256103), (4304, 1719335), (5380, 1375468), (8387, 882320), (10760, 687734), (11029, 670960), (16774, 441160), (21520, 343867), (22058, 335480), (33548, 220580), (41935, 176464), (44116, 167740), (55145, 134192), (67096, 110290), (83870, 88232)]