220479868

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{479}}^1\times {\mathrm{967}}^1$

素因数の和:1474

約数の個数: 48

約数和(自身を含む): 468357120

約数和(自身を除く): 247877252

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 119, 238, 476, 479, 958, 967, 1916, 1934, 3353, 3868, 6706, 6769, 8143, 13412, 13538, 16286, 16439, 27076, 32572, 32878, 57001, 65756, 114002, 115073, 228004, 230146, 460292, 463193, 926386, 1852772, 3242351, 6484702, 7874281, 12969404, 15748562, 31497124, 55119967, 110239934, 220479868]

約数ペア:

[(1, 220479868), (2, 110239934), (4, 55119967), (7, 31497124), (14, 15748562), (17, 12969404), (28, 7874281), (34, 6484702), (68, 3242351), (119, 1852772), (238, 926386), (476, 463193), (479, 460292), (958, 230146), (967, 228004), (1916, 115073), (1934, 114002), (3353, 65756), (3868, 57001), (6706, 32878), (6769, 32572), (8143, 27076), (13412, 16439), (13538, 16286)]