220119680

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31267}}^1$

素因数の和:31297

約数の個数: 64

約数和(自身を含む): 574080480

約数和(自身を除く): 353960800

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 128, 160, 176, 220, 320, 352, 440, 640, 704, 880, 1408, 1760, 3520, 7040, 31267, 62534, 125068, 156335, 250136, 312670, 343937, 500272, 625340, 687874, 1000544, 1250680, 1375748, 1719685, 2001088, 2501360, 2751496, 3439370, 4002176, 5002720, 5502992, 6878740, 10005440, 11005984, 13757480, 20010880, 22011968, 27514960, 44023936, 55029920, 110059840, 220119680]

約数ペア:

[(1, 220119680), (2, 110059840), (4, 55029920), (5, 44023936), (8, 27514960), (10, 22011968), (11, 20010880), (16, 13757480), (20, 11005984), (22, 10005440), (32, 6878740), (40, 5502992), (44, 5002720), (55, 4002176), (64, 3439370), (80, 2751496), (88, 2501360), (110, 2001088), (128, 1719685), (160, 1375748), (176, 1250680), (220, 1000544), (320, 687874), (352, 625340), (440, 500272), (640, 343937), (704, 312670), (880, 250136), (1408, 156335), (1760, 125068), (3520, 62534), (7040, 31267)]