123280772020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{9923}}^1\times {\mathrm{88741}}^1$

素因数の和:98680

約数の個数: 48

約数和(自身を含む): 295907004288

約数和(自身を除く): 172626232268

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 9923, 19846, 39692, 49615, 69461, 88741, 99230, 138922, 177482, 198460, 277844, 347305, 354964, 443705, 621187, 694610, 887410, 1242374, 1389220, 1774820, 2484748, 3105935, 6211870, 12423740, 880576943, 1761153886, 3522307772, 4402884715, 6164038601, 8805769430, 12328077202, 17611538860, 24656154404, 30820193005, 61640386010, 123280772020]

約数ペア:

[(1, 123280772020), (2, 61640386010), (4, 30820193005), (5, 24656154404), (7, 17611538860), (10, 12328077202), (14, 8805769430), (20, 6164038601), (28, 4402884715), (35, 3522307772), (70, 1761153886), (140, 880576943), (9923, 12423740), (19846, 6211870), (39692, 3105935), (49615, 2484748), (69461, 1774820), (88741, 1389220), (99230, 1242374), (138922, 887410), (177482, 694610), (198460, 621187), (277844, 443705), (347305, 354964)]