200450440

素因数分解:

$2^3\times 5^1\times {\mathrm{5011261}}^1$

素因数の和:5011272

約数の個数: 16

約数和(自身を含む): 451013580

約数和(自身を除く): 250563140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 5011261, 10022522, 20045044, 25056305, 40090088, 50112610, 100225220, 200450440]

約数ペア:

[(1, 200450440), (2, 100225220), (4, 50112610), (5, 40090088), (8, 25056305), (10, 20045044), (20, 10022522), (40, 5011261)]