28995140

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{76303}}^1$

素因数の和:76331

約数の個数: 24

約数和(自身を含む): 64095360

約数和(自身を除く): 35100220

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 76303, 152606, 305212, 381515, 763030, 1449757, 1526060, 2899514, 5799028, 7248785, 14497570, 28995140]

約数ペア:

[(1, 28995140), (2, 14497570), (4, 7248785), (5, 5799028), (10, 2899514), (19, 1526060), (20, 1449757), (38, 763030), (76, 381515), (95, 305212), (190, 152606), (380, 76303)]