30292780

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{30911}}^1$

素因数の和:30934

約数の個数: 36

約数和(自身を含む): 74003328

約数和(自身を除く): 43710548

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 30911, 61822, 123644, 154555, 216377, 309110, 432754, 618220, 865508, 1081885, 1514639, 2163770, 3029278, 4327540, 6058556, 7573195, 15146390, 30292780]

約数ペア:

[(1, 30292780), (2, 15146390), (4, 7573195), (5, 6058556), (7, 4327540), (10, 3029278), (14, 2163770), (20, 1514639), (28, 1081885), (35, 865508), (49, 618220), (70, 432754), (98, 309110), (140, 216377), (196, 154555), (245, 123644), (490, 61822), (980, 30911)]