127235920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{227207}}^1$

素因数の和:227227

約数の個数: 40

約数和(自身を含む): 338085504

約数和(自身を除く): 210849584

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 227207, 454414, 908828, 1136035, 1590449, 1817656, 2272070, 3180898, 3635312, 4544140, 6361796, 7952245, 9088280, 12723592, 15904490, 18176560, 25447184, 31808980, 63617960, 127235920]

約数ペア:

[(1, 127235920), (2, 63617960), (4, 31808980), (5, 25447184), (7, 18176560), (8, 15904490), (10, 12723592), (14, 9088280), (16, 7952245), (20, 6361796), (28, 4544140), (35, 3635312), (40, 3180898), (56, 2272070), (70, 1817656), (80, 1590449), (112, 1136035), (140, 908828), (280, 454414), (560, 227207)]