980471790

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{1210459}}^1$

素因数の和:1210478

約数の個数: 40

約数和(自身を含む): 2636381880

約数和(自身を除く): 1655910090

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 162, 270, 405, 810, 1210459, 2420918, 3631377, 6052295, 7262754, 10894131, 12104590, 18156885, 21788262, 32682393, 36313770, 54470655, 65364786, 98047179, 108941310, 163411965, 196094358, 326823930, 490235895, 980471790]

約数ペア:

[(1, 980471790), (2, 490235895), (3, 326823930), (5, 196094358), (6, 163411965), (9, 108941310), (10, 98047179), (15, 65364786), (18, 54470655), (27, 36313770), (30, 32682393), (45, 21788262), (54, 18156885), (81, 12104590), (90, 10894131), (135, 7262754), (162, 6052295), (270, 3631377), (405, 2420918), (810, 1210459)]