203669080

素因数分解:

$2^3\times 5^1\times {\mathrm{1021}}^1\times {\mathrm{4987}}^1$

素因数の和:6019

約数の個数: 32

約数和(自身を含む): 458796240

約数和(自身を除く): 255127160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1021, 2042, 4084, 4987, 5105, 8168, 9974, 10210, 19948, 20420, 24935, 39896, 40840, 49870, 99740, 199480, 5091727, 10183454, 20366908, 25458635, 40733816, 50917270, 101834540, 203669080]

約数ペア:

[(1, 203669080), (2, 101834540), (4, 50917270), (5, 40733816), (8, 25458635), (10, 20366908), (20, 10183454), (40, 5091727), (1021, 199480), (2042, 99740), (4084, 49870), (4987, 40840), (5105, 39896), (8168, 24935), (9974, 20420), (10210, 19948)]