1720346545

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{1601}}^1\times {\mathrm{11311}}^1$

素因数の和:12936

約数の個数: 16

約数和(自身を含む): 2174618880

約数和(自身を除く): 454272335

約数列:

[1, 5, 19, 95, 1601, 8005, 11311, 30419, 56555, 152095, 214909, 1074545, 18108911, 90544555, 344069309, 1720346545]

約数ペア:

[(1, 1720346545), (5, 344069309), (19, 90544555), (95, 18108911), (1601, 1074545), (8005, 214909), (11311, 152095), (30419, 56555)]