15306740

素因数分解:

$2^2\times 5^1\times {\mathrm{191}}^1\times {\mathrm{4007}}^1$

素因数の和:4207

約数の個数: 24

約数和(自身を含む): 32320512

約数和(自身を除く): 17013772

約数列:

[1, 2, 4, 5, 10, 20, 191, 382, 764, 955, 1910, 3820, 4007, 8014, 16028, 20035, 40070, 80140, 765337, 1530674, 3061348, 3826685, 7653370, 15306740]

約数ペア:

[(1, 15306740), (2, 7653370), (4, 3826685), (5, 3061348), (10, 1530674), (20, 765337), (191, 80140), (382, 40070), (764, 20035), (955, 16028), (1910, 8014), (3820, 4007)]