9778811540

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{146521}}^1$

素因数の和:146648

約数の個数: 48

約数和(自身を含む): 21267961344

約数和(自身を除く): 11489149804

約数列:

[1, 2, 4, 5, 10, 20, 47, 71, 94, 142, 188, 235, 284, 355, 470, 710, 940, 1420, 3337, 6674, 13348, 16685, 33370, 66740, 146521, 293042, 586084, 732605, 1465210, 2930420, 6886487, 10402991, 13772974, 20805982, 27545948, 34432435, 41611964, 52014955, 68864870, 104029910, 137729740, 208059820, 488940577, 977881154, 1955762308, 2444702885, 4889405770, 9778811540]

約数ペア:

[(1, 9778811540), (2, 4889405770), (4, 2444702885), (5, 1955762308), (10, 977881154), (20, 488940577), (47, 208059820), (71, 137729740), (94, 104029910), (142, 68864870), (188, 52014955), (235, 41611964), (284, 34432435), (355, 27545948), (470, 20805982), (710, 13772974), (940, 10402991), (1420, 6886487), (3337, 2930420), (6674, 1465210), (13348, 732605), (16685, 586084), (33370, 293042), (66740, 146521)]