27700820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{113}}^1$

素因数の和:249

約数の個数: 96

約数和(自身を含む): 71705088

約数和(自身を除く): 44004268

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 68, 70, 85, 103, 113, 119, 140, 170, 206, 226, 238, 340, 412, 452, 476, 515, 565, 595, 721, 791, 1030, 1130, 1190, 1442, 1582, 1751, 1921, 2060, 2260, 2380, 2884, 3164, 3502, 3605, 3842, 3955, 7004, 7210, 7684, 7910, 8755, 9605, 11639, 12257, 13447, 14420, 15820, 17510, 19210, 23278, 24514, 26894, 35020, 38420, 46556, 49028, 53788, 58195, 61285, 67235, 81473, 116390, 122570, 134470, 162946, 197863, 232780, 245140, 268940, 325892, 395726, 407365, 791452, 814730, 989315, 1385041, 1629460, 1978630, 2770082, 3957260, 5540164, 6925205, 13850410, 27700820]

約数ペア:

[(1, 27700820), (2, 13850410), (4, 6925205), (5, 5540164), (7, 3957260), (10, 2770082), (14, 1978630), (17, 1629460), (20, 1385041), (28, 989315), (34, 814730), (35, 791452), (68, 407365), (70, 395726), (85, 325892), (103, 268940), (113, 245140), (119, 232780), (140, 197863), (170, 162946), (206, 134470), (226, 122570), (238, 116390), (340, 81473), (412, 67235), (452, 61285), (476, 58195), (515, 53788), (565, 49028), (595, 46556), (721, 38420), (791, 35020), (1030, 26894), (1130, 24514), (1190, 23278), (1442, 19210), (1582, 17510), (1751, 15820), (1921, 14420), (2060, 13447), (2260, 12257), (2380, 11639), (2884, 9605), (3164, 8755), (3502, 7910), (3605, 7684), (3842, 7210), (3955, 7004)]