556220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{137}}^1$

素因数の和:182

約数の個数: 48

約数和(自身を含む): 1391040

約数和(自身を除く): 834820

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 58, 70, 116, 137, 140, 145, 203, 274, 290, 406, 548, 580, 685, 812, 959, 1015, 1370, 1918, 2030, 2740, 3836, 3973, 4060, 4795, 7946, 9590, 15892, 19180, 19865, 27811, 39730, 55622, 79460, 111244, 139055, 278110, 556220]

約数ペア:

[(1, 556220), (2, 278110), (4, 139055), (5, 111244), (7, 79460), (10, 55622), (14, 39730), (20, 27811), (28, 19865), (29, 19180), (35, 15892), (58, 9590), (70, 7946), (116, 4795), (137, 4060), (140, 3973), (145, 3836), (203, 2740), (274, 2030), (290, 1918), (406, 1370), (548, 1015), (580, 959), (685, 812)]