40084880

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^2\times {\mathrm{41}}^1\times {\mathrm{101}}^1$

素因数の和:177

約数の個数: 120

約数和(自身を含む): 105977592

約数和(自身を除く): 65892712

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 41, 44, 55, 80, 82, 88, 101, 110, 121, 164, 176, 202, 205, 220, 242, 328, 404, 410, 440, 451, 484, 505, 605, 656, 808, 820, 880, 902, 968, 1010, 1111, 1210, 1616, 1640, 1804, 1936, 2020, 2222, 2255, 2420, 3280, 3608, 4040, 4141, 4444, 4510, 4840, 4961, 5555, 7216, 8080, 8282, 8888, 9020, 9680, 9922, 11110, 12221, 16564, 17776, 18040, 19844, 20705, 22220, 24442, 24805, 33128, 36080, 39688, 41410, 44440, 45551, 48884, 49610, 61105, 66256, 79376, 82820, 88880, 91102, 97768, 99220, 122210, 165640, 182204, 195536, 198440, 227755, 244420, 331280, 364408, 396880, 455510, 488840, 501061, 728816, 911020, 977680, 1002122, 1822040, 2004244, 2505305, 3644080, 4008488, 5010610, 8016976, 10021220, 20042440, 40084880]

約数ペア:

[(1, 40084880), (2, 20042440), (4, 10021220), (5, 8016976), (8, 5010610), (10, 4008488), (11, 3644080), (16, 2505305), (20, 2004244), (22, 1822040), (40, 1002122), (41, 977680), (44, 911020), (55, 728816), (80, 501061), (82, 488840), (88, 455510), (101, 396880), (110, 364408), (121, 331280), (164, 244420), (176, 227755), (202, 198440), (205, 195536), (220, 182204), (242, 165640), (328, 122210), (404, 99220), (410, 97768), (440, 91102), (451, 88880), (484, 82820), (505, 79376), (605, 66256), (656, 61105), (808, 49610), (820, 48884), (880, 45551), (902, 44440), (968, 41410), (1010, 39688), (1111, 36080), (1210, 33128), (1616, 24805), (1640, 24442), (1804, 22220), (1936, 20705), (2020, 19844), (2222, 18040), (2255, 17776), (2420, 16564), (3280, 12221), (3608, 11110), (4040, 9922), (4141, 9680), (4444, 9020), (4510, 8888), (4840, 8282), (4961, 8080), (5555, 7216)]