7555362980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{354047}}^1$

素因数の和:354164

約数の個数: 48

約数和(自身を含む): 17487138816

約数和(自身を除く): 9931775836

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 97, 110, 194, 220, 388, 485, 970, 1067, 1940, 2134, 4268, 5335, 10670, 21340, 354047, 708094, 1416188, 1770235, 3540470, 3894517, 7080940, 7789034, 15578068, 19472585, 34342559, 38945170, 68685118, 77890340, 137370236, 171712795, 343425590, 377768149, 686851180, 755536298, 1511072596, 1888840745, 3777681490, 7555362980]

約数ペア:

[(1, 7555362980), (2, 3777681490), (4, 1888840745), (5, 1511072596), (10, 755536298), (11, 686851180), (20, 377768149), (22, 343425590), (44, 171712795), (55, 137370236), (97, 77890340), (110, 68685118), (194, 38945170), (220, 34342559), (388, 19472585), (485, 15578068), (970, 7789034), (1067, 7080940), (1940, 3894517), (2134, 3540470), (4268, 1770235), (5335, 1416188), (10670, 708094), (21340, 354047)]