21928000

素因数分解:

$2^6\times 5^3\times {\mathrm{2741}}^1$

素因数の和:2768

約数の個数: 56

約数和(自身を含む): 54324504

約数和(自身を除く): 32396504

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 125, 160, 200, 250, 320, 400, 500, 800, 1000, 1600, 2000, 2741, 4000, 5482, 8000, 10964, 13705, 21928, 27410, 43856, 54820, 68525, 87712, 109640, 137050, 175424, 219280, 274100, 342625, 438560, 548200, 685250, 877120, 1096400, 1370500, 2192800, 2741000, 4385600, 5482000, 10964000, 21928000]

約数ペア:

[(1, 21928000), (2, 10964000), (4, 5482000), (5, 4385600), (8, 2741000), (10, 2192800), (16, 1370500), (20, 1096400), (25, 877120), (32, 685250), (40, 548200), (50, 438560), (64, 342625), (80, 274100), (100, 219280), (125, 175424), (160, 137050), (200, 109640), (250, 87712), (320, 68525), (400, 54820), (500, 43856), (800, 27410), (1000, 21928), (1600, 13705), (2000, 10964), (2741, 8000), (4000, 5482)]