20793949360

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1049}}^1\times {\mathrm{7993}}^1$

素因数の和:9086

約数の個数: 80

約数和(自身を含む): 49959302400

約数和(自身を除く): 29165353040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1049, 1240, 2098, 2480, 4196, 5245, 7993, 8392, 10490, 15986, 16784, 20980, 31972, 32519, 39965, 41960, 63944, 65038, 79930, 83920, 127888, 130076, 159860, 162595, 247783, 260152, 319720, 325190, 495566, 520304, 639440, 650380, 991132, 1238915, 1300760, 1982264, 2477830, 2601520, 3964528, 4955660, 8384657, 9911320, 16769314, 19822640, 33538628, 41923285, 67077256, 83846570, 134154512, 167693140, 259924367, 335386280, 519848734, 670772560, 1039697468, 1299621835, 2079394936, 2599243670, 4158789872, 5198487340, 10396974680, 20793949360]

約数ペア:

[(1, 20793949360), (2, 10396974680), (4, 5198487340), (5, 4158789872), (8, 2599243670), (10, 2079394936), (16, 1299621835), (20, 1039697468), (31, 670772560), (40, 519848734), (62, 335386280), (80, 259924367), (124, 167693140), (155, 134154512), (248, 83846570), (310, 67077256), (496, 41923285), (620, 33538628), (1049, 19822640), (1240, 16769314), (2098, 9911320), (2480, 8384657), (4196, 4955660), (5245, 3964528), (7993, 2601520), (8392, 2477830), (10490, 1982264), (15986, 1300760), (16784, 1238915), (20980, 991132), (31972, 650380), (32519, 639440), (39965, 520304), (41960, 495566), (63944, 325190), (65038, 319720), (79930, 260152), (83920, 247783), (127888, 162595), (130076, 159860)]