12586720

素因数分解:

$2^5\times 5^1\times {\mathrm{97}}^1\times {\mathrm{811}}^1$

素因数の和:923

約数の個数: 48

約数和(自身を含む): 30079728

約数和(自身を除く): 17493008

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 97, 160, 194, 388, 485, 776, 811, 970, 1552, 1622, 1940, 3104, 3244, 3880, 4055, 6488, 7760, 8110, 12976, 15520, 16220, 25952, 32440, 64880, 78667, 129760, 157334, 314668, 393335, 629336, 786670, 1258672, 1573340, 2517344, 3146680, 6293360, 12586720]

約数ペア:

[(1, 12586720), (2, 6293360), (4, 3146680), (5, 2517344), (8, 1573340), (10, 1258672), (16, 786670), (20, 629336), (32, 393335), (40, 314668), (80, 157334), (97, 129760), (160, 78667), (194, 64880), (388, 32440), (485, 25952), (776, 16220), (811, 15520), (970, 12976), (1552, 8110), (1622, 7760), (1940, 6488), (3104, 4055), (3244, 3880)]