200946220

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{199}}^1\times {\mathrm{1741}}^1$

素因数の和:1978

約数の個数: 48

約数和(自身を含む): 438984000

約数和(自身を除く): 238037780

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 199, 290, 398, 580, 796, 995, 1741, 1990, 3482, 3980, 5771, 6964, 8705, 11542, 17410, 23084, 28855, 34820, 50489, 57710, 100978, 115420, 201956, 252445, 346459, 504890, 692918, 1009780, 1385836, 1732295, 3464590, 6929180, 10047311, 20094622, 40189244, 50236555, 100473110, 200946220]

約数ペア:

[(1, 200946220), (2, 100473110), (4, 50236555), (5, 40189244), (10, 20094622), (20, 10047311), (29, 6929180), (58, 3464590), (116, 1732295), (145, 1385836), (199, 1009780), (290, 692918), (398, 504890), (580, 346459), (796, 252445), (995, 201956), (1741, 115420), (1990, 100978), (3482, 57710), (3980, 50489), (5771, 34820), (6964, 28855), (8705, 23084), (11542, 17410)]