571359740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{140729}}^1$

素因数の和:140774

約数の個数: 48

約数和(自身を含む): 1418558400

約数和(自身を除く): 847198660

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 58, 70, 116, 140, 145, 203, 290, 406, 580, 812, 1015, 2030, 4060, 140729, 281458, 562916, 703645, 985103, 1407290, 1970206, 2814580, 3940412, 4081141, 4925515, 8162282, 9851030, 16324564, 19702060, 20405705, 28567987, 40811410, 57135974, 81622820, 114271948, 142839935, 285679870, 571359740]

約数ペア:

[(1, 571359740), (2, 285679870), (4, 142839935), (5, 114271948), (7, 81622820), (10, 57135974), (14, 40811410), (20, 28567987), (28, 20405705), (29, 19702060), (35, 16324564), (58, 9851030), (70, 8162282), (116, 4925515), (140, 4081141), (145, 3940412), (203, 2814580), (290, 1970206), (406, 1407290), (580, 985103), (812, 703645), (1015, 562916), (2030, 281458), (4060, 140729)]