72420884

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{1065013}}^1$

素因数の和:1065034

約数の個数: 12

約数和(自身を含む): 134191764

約数和(自身を除く): 61770880

約数列:

[1, 2, 4, 17, 34, 68, 1065013, 2130026, 4260052, 18105221, 36210442, 72420884]

約数ペア:

[(1, 72420884), (2, 36210442), (4, 18105221), (17, 4260052), (34, 2130026), (68, 1065013)]