20114900

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{15473}}^1$

素因数の和:15500

約数の個数: 36

約数和(自身を含む): 47010012

約数和(自身を除く): 26895112

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 260, 325, 650, 1300, 15473, 30946, 61892, 77365, 154730, 201149, 309460, 386825, 402298, 773650, 804596, 1005745, 1547300, 2011490, 4022980, 5028725, 10057450, 20114900]

約数ペア:

[(1, 20114900), (2, 10057450), (4, 5028725), (5, 4022980), (10, 2011490), (13, 1547300), (20, 1005745), (25, 804596), (26, 773650), (50, 402298), (52, 386825), (65, 309460), (100, 201149), (130, 154730), (260, 77365), (325, 61892), (650, 30946), (1300, 15473)]