28777400

素因数分解:

$2^3\times 5^2\times {\mathrm{19}}^1\times {\mathrm{7573}}^1$

素因数の和:7608

約数の個数: 48

約数和(自身を含む): 70438200

約数和(自身を除く): 41660800

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 25, 38, 40, 50, 76, 95, 100, 152, 190, 200, 380, 475, 760, 950, 1900, 3800, 7573, 15146, 30292, 37865, 60584, 75730, 143887, 151460, 189325, 287774, 302920, 378650, 575548, 719435, 757300, 1151096, 1438870, 1514600, 2877740, 3597175, 5755480, 7194350, 14388700, 28777400]

約数ペア:

[(1, 28777400), (2, 14388700), (4, 7194350), (5, 5755480), (8, 3597175), (10, 2877740), (19, 1514600), (20, 1438870), (25, 1151096), (38, 757300), (40, 719435), (50, 575548), (76, 378650), (95, 302920), (100, 287774), (152, 189325), (190, 151460), (200, 143887), (380, 75730), (475, 60584), (760, 37865), (950, 30292), (1900, 15146), (3800, 7573)]