204047740

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{784799}}^1$

素因数の和:784821

約数の個数: 24

約数和(自身を含む): 461462400

約数和(自身を除く): 257414660

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 784799, 1569598, 3139196, 3923995, 7847990, 10202387, 15695980, 20404774, 40809548, 51011935, 102023870, 204047740]

約数ペア:

[(1, 204047740), (2, 102023870), (4, 51011935), (5, 40809548), (10, 20404774), (13, 15695980), (20, 10202387), (26, 7847990), (52, 3923995), (65, 3139196), (130, 1569598), (260, 784799)]