99702020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{229}}^1\times {\mathrm{1979}}^1$

素因数の和:2228

約数の個数: 48

約数和(自身を含む): 229521600

約数和(自身を除く): 129819580

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 229, 458, 916, 1145, 1979, 2290, 2519, 3958, 4580, 5038, 7916, 9895, 10076, 12595, 19790, 21769, 25190, 39580, 43538, 50380, 87076, 108845, 217690, 435380, 453191, 906382, 1812764, 2265955, 4531910, 4985101, 9063820, 9970202, 19940404, 24925505, 49851010, 99702020]

約数ペア:

[(1, 99702020), (2, 49851010), (4, 24925505), (5, 19940404), (10, 9970202), (11, 9063820), (20, 4985101), (22, 4531910), (44, 2265955), (55, 1812764), (110, 906382), (220, 453191), (229, 435380), (458, 217690), (916, 108845), (1145, 87076), (1979, 50380), (2290, 43538), (2519, 39580), (3958, 25190), (4580, 21769), (5038, 19790), (7916, 12595), (9895, 10076)]