22128200

素因数分解:

$2^3\times 5^2\times {\mathrm{110641}}^1$

素因数の和:110657

約数の個数: 24

約数和(自身を含む): 51448530

約数和(自身を除く): 29320330

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 110641, 221282, 442564, 553205, 885128, 1106410, 2212820, 2766025, 4425640, 5532050, 11064100, 22128200]

約数ペア:

[(1, 22128200), (2, 11064100), (4, 5532050), (5, 4425640), (8, 2766025), (10, 2212820), (20, 1106410), (25, 885128), (40, 553205), (50, 442564), (100, 221282), (200, 110641)]