205514120

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{193}}^1\times {\mathrm{3803}}^1$

素因数の和:4014

約数の個数: 64

約数和(自身を含む): 531342720

約数和(自身を除く): 325828600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 193, 280, 386, 772, 965, 1351, 1544, 1930, 2702, 3803, 3860, 5404, 6755, 7606, 7720, 10808, 13510, 15212, 19015, 26621, 27020, 30424, 38030, 53242, 54040, 76060, 106484, 133105, 152120, 212968, 266210, 532420, 733979, 1064840, 1467958, 2935916, 3669895, 5137853, 5871832, 7339790, 10275706, 14679580, 20551412, 25689265, 29359160, 41102824, 51378530, 102757060, 205514120]

約数ペア:

[(1, 205514120), (2, 102757060), (4, 51378530), (5, 41102824), (7, 29359160), (8, 25689265), (10, 20551412), (14, 14679580), (20, 10275706), (28, 7339790), (35, 5871832), (40, 5137853), (56, 3669895), (70, 2935916), (140, 1467958), (193, 1064840), (280, 733979), (386, 532420), (772, 266210), (965, 212968), (1351, 152120), (1544, 133105), (1930, 106484), (2702, 76060), (3803, 54040), (3860, 53242), (5404, 38030), (6755, 30424), (7606, 27020), (7720, 26621), (10808, 19015), (13510, 15212)]