40420315

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{1423}}^1$

素因数の和:1483

約数の個数: 32

約数和(自身を含む): 57415680

約数和(自身を除く): 16995365

約数列:

[1, 5, 13, 19, 23, 65, 95, 115, 247, 299, 437, 1235, 1423, 1495, 2185, 5681, 7115, 18499, 27037, 28405, 32729, 92495, 135185, 163645, 351481, 425477, 621851, 1757405, 2127385, 3109255, 8084063, 40420315]

約数ペア:

[(1, 40420315), (5, 8084063), (13, 3109255), (19, 2127385), (23, 1757405), (65, 621851), (95, 425477), (115, 351481), (247, 163645), (299, 135185), (437, 92495), (1235, 32729), (1423, 28405), (1495, 27037), (2185, 18499), (5681, 7115)]