54356240

素因数分解:

$2^4\times 5^1\times {\mathrm{197}}^1\times {\mathrm{3449}}^1$

素因数の和:3659

約数の個数: 40

約数和(自身を含む): 127056600

約数和(自身を除く): 72700360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 197, 394, 788, 985, 1576, 1970, 3152, 3449, 3940, 6898, 7880, 13796, 15760, 17245, 27592, 34490, 55184, 68980, 137960, 275920, 679453, 1358906, 2717812, 3397265, 5435624, 6794530, 10871248, 13589060, 27178120, 54356240]

約数ペア:

[(1, 54356240), (2, 27178120), (4, 13589060), (5, 10871248), (8, 6794530), (10, 5435624), (16, 3397265), (20, 2717812), (40, 1358906), (80, 679453), (197, 275920), (394, 137960), (788, 68980), (985, 55184), (1576, 34490), (1970, 27592), (3152, 17245), (3449, 15760), (3940, 13796), (6898, 7880)]