30400048

素因数分解:

$2^4\times 7^1\times {\mathrm{271429}}^1$

素因数の和:271444

約数の個数: 20

約数和(自身を含む): 67314640

約数和(自身を除く): 36914592

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 271429, 542858, 1085716, 1900003, 2171432, 3800006, 4342864, 7600012, 15200024, 30400048]

約数ペア:

[(1, 30400048), (2, 15200024), (4, 7600012), (7, 4342864), (8, 3800006), (14, 2171432), (16, 1900003), (28, 1085716), (56, 542858), (112, 271429)]