2174165720

素因数分解:

$2^3\times 5^1\times {\mathrm{139}}^1\times {\mathrm{163}}^1\times {\mathrm{2399}}^1$

素因数の和:2712

約数の個数: 64

約数和(自身を含む): 4959360000

約数和(自身を除く): 2785194280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 139, 163, 278, 326, 556, 652, 695, 815, 1112, 1304, 1390, 1630, 2399, 2780, 3260, 4798, 5560, 6520, 9596, 11995, 19192, 22657, 23990, 45314, 47980, 90628, 95960, 113285, 181256, 226570, 333461, 391037, 453140, 666922, 782074, 906280, 1333844, 1564148, 1667305, 1955185, 2667688, 3128296, 3334610, 3910370, 6669220, 7820740, 13338440, 15641480, 54354143, 108708286, 217416572, 271770715, 434833144, 543541430, 1087082860, 2174165720]

約数ペア:

[(1, 2174165720), (2, 1087082860), (4, 543541430), (5, 434833144), (8, 271770715), (10, 217416572), (20, 108708286), (40, 54354143), (139, 15641480), (163, 13338440), (278, 7820740), (326, 6669220), (556, 3910370), (652, 3334610), (695, 3128296), (815, 2667688), (1112, 1955185), (1304, 1667305), (1390, 1564148), (1630, 1333844), (2399, 906280), (2780, 782074), (3260, 666922), (4798, 453140), (5560, 391037), (6520, 333461), (9596, 226570), (11995, 181256), (19192, 113285), (22657, 95960), (23990, 90628), (45314, 47980)]