26397080

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{739}}^1$

素因数の和:816

約数の個数: 64

約数和(自身を含む): 63936000

約数和(自身を除く): 37538920

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 47, 76, 94, 95, 152, 188, 190, 235, 376, 380, 470, 739, 760, 893, 940, 1478, 1786, 1880, 2956, 3572, 3695, 4465, 5912, 7144, 7390, 8930, 14041, 14780, 17860, 28082, 29560, 34733, 35720, 56164, 69466, 70205, 112328, 138932, 140410, 173665, 277864, 280820, 347330, 561640, 659927, 694660, 1319854, 1389320, 2639708, 3299635, 5279416, 6599270, 13198540, 26397080]

約数ペア:

[(1, 26397080), (2, 13198540), (4, 6599270), (5, 5279416), (8, 3299635), (10, 2639708), (19, 1389320), (20, 1319854), (38, 694660), (40, 659927), (47, 561640), (76, 347330), (94, 280820), (95, 277864), (152, 173665), (188, 140410), (190, 138932), (235, 112328), (376, 70205), (380, 69466), (470, 56164), (739, 35720), (760, 34733), (893, 29560), (940, 28082), (1478, 17860), (1786, 14780), (1880, 14041), (2956, 8930), (3572, 7390), (3695, 7144), (4465, 5912)]