15698980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71359}}^1$

素因数の和:71379

約数の個数: 24

約数和(自身を含む): 35965440

約数和(自身を除く): 20266460

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 71359, 142718, 285436, 356795, 713590, 784949, 1427180, 1569898, 3139796, 3924745, 7849490, 15698980]

約数ペア:

[(1, 15698980), (2, 7849490), (4, 3924745), (5, 3139796), (10, 1569898), (11, 1427180), (20, 784949), (22, 713590), (44, 356795), (55, 285436), (110, 142718), (220, 71359)]