5405680

素因数分解:

$2^4\times 5^1\times 7^3\times {\mathrm{197}}^1$

素因数の和:231

約数の個数: 80

約数和(自身を含む): 14731200

約数和(自身を除く): 9325520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 197, 245, 280, 343, 392, 394, 490, 560, 686, 784, 788, 980, 985, 1372, 1379, 1576, 1715, 1960, 1970, 2744, 2758, 3152, 3430, 3920, 3940, 5488, 5516, 6860, 6895, 7880, 9653, 11032, 13720, 13790, 15760, 19306, 22064, 27440, 27580, 38612, 48265, 55160, 67571, 77224, 96530, 110320, 135142, 154448, 193060, 270284, 337855, 386120, 540568, 675710, 772240, 1081136, 1351420, 2702840, 5405680]

約数ペア:

[(1, 5405680), (2, 2702840), (4, 1351420), (5, 1081136), (7, 772240), (8, 675710), (10, 540568), (14, 386120), (16, 337855), (20, 270284), (28, 193060), (35, 154448), (40, 135142), (49, 110320), (56, 96530), (70, 77224), (80, 67571), (98, 55160), (112, 48265), (140, 38612), (196, 27580), (197, 27440), (245, 22064), (280, 19306), (343, 15760), (392, 13790), (394, 13720), (490, 11032), (560, 9653), (686, 7880), (784, 6895), (788, 6860), (980, 5516), (985, 5488), (1372, 3940), (1379, 3920), (1576, 3430), (1715, 3152), (1960, 2758), (1970, 2744)]