2247191980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{563}}^1\times {\mathrm{18143}}^1$

素因数の和:18726

約数の個数: 48

約数和(自身を含む): 5157540864

約数和(自身を除く): 2910348884

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 563, 1126, 2252, 2815, 5630, 6193, 11260, 12386, 18143, 24772, 30965, 36286, 61930, 72572, 90715, 123860, 181430, 199573, 362860, 399146, 798292, 997865, 1995730, 3991460, 10214509, 20429018, 40858036, 51072545, 102145090, 112359599, 204290180, 224719198, 449438396, 561797995, 1123595990, 2247191980]

約数ペア:

[(1, 2247191980), (2, 1123595990), (4, 561797995), (5, 449438396), (10, 224719198), (11, 204290180), (20, 112359599), (22, 102145090), (44, 51072545), (55, 40858036), (110, 20429018), (220, 10214509), (563, 3991460), (1126, 1995730), (2252, 997865), (2815, 798292), (5630, 399146), (6193, 362860), (11260, 199573), (12386, 181430), (18143, 123860), (24772, 90715), (30965, 72572), (36286, 61930)]