446780290

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{137}}^1\times {\mathrm{1289}}^1$

素因数の和:1467

約数の個数: 64

約数和(自身を含む): 922855680

約数和(自身を除く): 476075390

約数列:

[1, 2, 5, 10, 11, 22, 23, 46, 55, 110, 115, 137, 230, 253, 274, 506, 685, 1265, 1289, 1370, 1507, 2530, 2578, 3014, 3151, 6302, 6445, 7535, 12890, 14179, 15070, 15755, 28358, 29647, 31510, 34661, 59294, 69322, 70895, 141790, 148235, 173305, 176593, 296470, 326117, 346610, 353186, 652234, 882965, 1630585, 1765930, 1942523, 3261170, 3885046, 4061639, 8123278, 9712615, 19425230, 20308195, 40616390, 44678029, 89356058, 223390145, 446780290]

約数ペア:

[(1, 446780290), (2, 223390145), (5, 89356058), (10, 44678029), (11, 40616390), (22, 20308195), (23, 19425230), (46, 9712615), (55, 8123278), (110, 4061639), (115, 3885046), (137, 3261170), (230, 1942523), (253, 1765930), (274, 1630585), (506, 882965), (685, 652234), (1265, 353186), (1289, 346610), (1370, 326117), (1507, 296470), (2530, 176593), (2578, 173305), (3014, 148235), (3151, 141790), (6302, 70895), (6445, 69322), (7535, 59294), (12890, 34661), (14179, 31510), (15070, 29647), (15755, 28358)]