54551980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{22921}}^1$

素因数の和:22954

約数の個数: 48

約数和(自身を含む): 138632256

約数和(自身を除く): 84080276

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 68, 70, 85, 119, 140, 170, 238, 340, 476, 595, 1190, 2380, 22921, 45842, 91684, 114605, 160447, 229210, 320894, 389657, 458420, 641788, 779314, 802235, 1558628, 1604470, 1948285, 2727599, 3208940, 3896570, 5455198, 7793140, 10910396, 13637995, 27275990, 54551980]

約数ペア:

[(1, 54551980), (2, 27275990), (4, 13637995), (5, 10910396), (7, 7793140), (10, 5455198), (14, 3896570), (17, 3208940), (20, 2727599), (28, 1948285), (34, 1604470), (35, 1558628), (68, 802235), (70, 779314), (85, 641788), (119, 458420), (140, 389657), (170, 320894), (238, 229210), (340, 160447), (476, 114605), (595, 91684), (1190, 45842), (2380, 22921)]