201049840

素因数分解:

$2^4\times 5^1\times {\mathrm{2513123}}^1$

素因数の和:2513136

約数の個数: 20

約数和(自身を含む): 467441064

約数和(自身を除く): 266391224

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2513123, 5026246, 10052492, 12565615, 20104984, 25131230, 40209968, 50262460, 100524920, 201049840]

約数ペア:

[(1, 201049840), (2, 100524920), (4, 50262460), (5, 40209968), (8, 25131230), (10, 20104984), (16, 12565615), (20, 10052492), (40, 5026246), (80, 2513123)]