28241180

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{937}}^1$

素因数の和:1094

約数の個数: 48

約数和(自身を含む): 65239776

約数和(自身を除く): 36998596

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 137, 220, 274, 548, 685, 937, 1370, 1507, 1874, 2740, 3014, 3748, 4685, 6028, 7535, 9370, 10307, 15070, 18740, 20614, 30140, 41228, 51535, 103070, 128369, 206140, 256738, 513476, 641845, 1283690, 1412059, 2567380, 2824118, 5648236, 7060295, 14120590, 28241180]

約数ペア:

[(1, 28241180), (2, 14120590), (4, 7060295), (5, 5648236), (10, 2824118), (11, 2567380), (20, 1412059), (22, 1283690), (44, 641845), (55, 513476), (110, 256738), (137, 206140), (220, 128369), (274, 103070), (548, 51535), (685, 41228), (937, 30140), (1370, 20614), (1507, 18740), (1874, 15070), (2740, 10307), (3014, 9370), (3748, 7535), (4685, 6028)]