528291260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{130121}}^1$

素因数の和:130166

約数の個数: 48

約数和(自身を含む): 1311629760

約数和(自身を除く): 783338500

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, 130121, 260242, 520484, 650605, 910847, 1301210, 1821694, 2602420, 3643388, 3773509, 4554235, 7547018, 9108470, 15094036, 18216940, 18867545, 26414563, 37735090, 52829126, 75470180, 105658252, 132072815, 264145630, 528291260]

約数ペア:

[(1, 528291260), (2, 264145630), (4, 132072815), (5, 105658252), (7, 75470180), (10, 52829126), (14, 37735090), (20, 26414563), (28, 18867545), (29, 18216940), (35, 15094036), (58, 9108470), (70, 7547018), (116, 4554235), (140, 3773509), (145, 3643388), (203, 2602420), (290, 1821694), (406, 1301210), (580, 910847), (812, 650605), (1015, 520484), (2030, 260242), (4060, 130121)]