26768720

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1601}}^1$

素因数の和:1644

約数の個数: 80

約数和(自身を含む): 71513280

約数和(自身を除く): 44744560

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 38, 40, 44, 55, 76, 80, 88, 95, 110, 152, 176, 190, 209, 220, 304, 380, 418, 440, 760, 836, 880, 1045, 1520, 1601, 1672, 2090, 3202, 3344, 4180, 6404, 8005, 8360, 12808, 16010, 16720, 17611, 25616, 30419, 32020, 35222, 60838, 64040, 70444, 88055, 121676, 128080, 140888, 152095, 176110, 243352, 281776, 304190, 334609, 352220, 486704, 608380, 669218, 704440, 1216760, 1338436, 1408880, 1673045, 2433520, 2676872, 3346090, 5353744, 6692180, 13384360, 26768720]

約数ペア:

[(1, 26768720), (2, 13384360), (4, 6692180), (5, 5353744), (8, 3346090), (10, 2676872), (11, 2433520), (16, 1673045), (19, 1408880), (20, 1338436), (22, 1216760), (38, 704440), (40, 669218), (44, 608380), (55, 486704), (76, 352220), (80, 334609), (88, 304190), (95, 281776), (110, 243352), (152, 176110), (176, 152095), (190, 140888), (209, 128080), (220, 121676), (304, 88055), (380, 70444), (418, 64040), (440, 60838), (760, 35222), (836, 32020), (880, 30419), (1045, 25616), (1520, 17611), (1601, 16720), (1672, 16010), (2090, 12808), (3202, 8360), (3344, 8005), (4180, 6404)]