28080470

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{1009}}^1$

素因数の和:1061

約数の個数: 48

約数和(自身を含む): 58030560

約数和(自身を除く): 29950090

約数列:

[1, 2, 5, 10, 11, 22, 23, 46, 55, 110, 115, 121, 230, 242, 253, 506, 605, 1009, 1210, 1265, 2018, 2530, 2783, 5045, 5566, 10090, 11099, 13915, 22198, 23207, 27830, 46414, 55495, 110990, 116035, 122089, 232070, 244178, 255277, 510554, 610445, 1220890, 1276385, 2552770, 2808047, 5616094, 14040235, 28080470]

約数ペア:

[(1, 28080470), (2, 14040235), (5, 5616094), (10, 2808047), (11, 2552770), (22, 1276385), (23, 1220890), (46, 610445), (55, 510554), (110, 255277), (115, 244178), (121, 232070), (230, 122089), (242, 116035), (253, 110990), (506, 55495), (605, 46414), (1009, 27830), (1210, 23207), (1265, 22198), (2018, 13915), (2530, 11099), (2783, 10090), (5045, 5566)]