56528560

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{64237}}^1$

素因数の和:64261

約数の個数: 40

約数和(自身を含む): 143379216

約数和(自身を除く): 86850656

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 64237, 128474, 256948, 321185, 513896, 642370, 706607, 1027792, 1284740, 1413214, 2569480, 2826428, 3533035, 5138960, 5652856, 7066070, 11305712, 14132140, 28264280, 56528560]

約数ペア:

[(1, 56528560), (2, 28264280), (4, 14132140), (5, 11305712), (8, 7066070), (10, 5652856), (11, 5138960), (16, 3533035), (20, 2826428), (22, 2569480), (40, 1413214), (44, 1284740), (55, 1027792), (80, 706607), (88, 642370), (110, 513896), (176, 321185), (220, 256948), (440, 128474), (880, 64237)]