2177120

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1237}}^1$

素因数の和:1263

約数の個数: 48

約数和(自身を含む): 5615568

約数和(自身を除く): 3438448

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 160, 176, 220, 352, 440, 880, 1237, 1760, 2474, 4948, 6185, 9896, 12370, 13607, 19792, 24740, 27214, 39584, 49480, 54428, 68035, 98960, 108856, 136070, 197920, 217712, 272140, 435424, 544280, 1088560, 2177120]

約数ペア:

[(1, 2177120), (2, 1088560), (4, 544280), (5, 435424), (8, 272140), (10, 217712), (11, 197920), (16, 136070), (20, 108856), (22, 98960), (32, 68035), (40, 54428), (44, 49480), (55, 39584), (80, 27214), (88, 24740), (110, 19792), (160, 13607), (176, 12370), (220, 9896), (352, 6185), (440, 4948), (880, 2474), (1237, 1760)]