201238760

素因数分解:

$2^3\times 5^1\times {\mathrm{5030969}}^1$

素因数の和:5030980

約数の個数: 16

約数和(自身を含む): 452787300

約数和(自身を除く): 251548540

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 5030969, 10061938, 20123876, 25154845, 40247752, 50309690, 100619380, 201238760]

約数ペア:

[(1, 201238760), (2, 100619380), (4, 50309690), (5, 40247752), (8, 25154845), (10, 20123876), (20, 10061938), (40, 5030969)]