20195600

素因数分解:

$2^4\times 5^2\times {\mathrm{29}}^1\times {\mathrm{1741}}^1$

素因数の和:1788

約数の個数: 60

約数和(自身を含む): 50221860

約数和(自身を除く): 30026260

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 29, 40, 50, 58, 80, 100, 116, 145, 200, 232, 290, 400, 464, 580, 725, 1160, 1450, 1741, 2320, 2900, 3482, 5800, 6964, 8705, 11600, 13928, 17410, 27856, 34820, 43525, 50489, 69640, 87050, 100978, 139280, 174100, 201956, 252445, 348200, 403912, 504890, 696400, 807824, 1009780, 1262225, 2019560, 2524450, 4039120, 5048900, 10097800, 20195600]

約数ペア:

[(1, 20195600), (2, 10097800), (4, 5048900), (5, 4039120), (8, 2524450), (10, 2019560), (16, 1262225), (20, 1009780), (25, 807824), (29, 696400), (40, 504890), (50, 403912), (58, 348200), (80, 252445), (100, 201956), (116, 174100), (145, 139280), (200, 100978), (232, 87050), (290, 69640), (400, 50489), (464, 43525), (580, 34820), (725, 27856), (1160, 17410), (1450, 13928), (1741, 11600), (2320, 8705), (2900, 6964), (3482, 5800)]