19890850

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{3343}}^1$

素因数の和:3379

約数の個数: 48

約数和(自身を含む): 44782848

約数和(自身を除く): 24891998

約数列:

[1, 2, 5, 7, 10, 14, 17, 25, 34, 35, 50, 70, 85, 119, 170, 175, 238, 350, 425, 595, 850, 1190, 2975, 3343, 5950, 6686, 16715, 23401, 33430, 46802, 56831, 83575, 113662, 117005, 167150, 234010, 284155, 397817, 568310, 585025, 795634, 1170050, 1420775, 1989085, 2841550, 3978170, 9945425, 19890850]

約数ペア:

[(1, 19890850), (2, 9945425), (5, 3978170), (7, 2841550), (10, 1989085), (14, 1420775), (17, 1170050), (25, 795634), (34, 585025), (35, 568310), (50, 397817), (70, 284155), (85, 234010), (119, 167150), (170, 117005), (175, 113662), (238, 83575), (350, 56831), (425, 46802), (595, 33430), (850, 23401), (1190, 16715), (2975, 6686), (3343, 5950)]