201795980

素因数分解:

$2^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{283}}^1\times {\mathrm{353}}^1$

素因数の和:746

約数の個数: 48

約数和(自身を含む): 430696224

約数和(自身を除く): 228900244

約数列:

[1, 2, 4, 5, 10, 20, 101, 202, 283, 353, 404, 505, 566, 706, 1010, 1132, 1412, 1415, 1765, 2020, 2830, 3530, 5660, 7060, 28583, 35653, 57166, 71306, 99899, 114332, 142612, 142915, 178265, 199798, 285830, 356530, 399596, 499495, 571660, 713060, 998990, 1997980, 10089799, 20179598, 40359196, 50448995, 100897990, 201795980]

約数ペア:

[(1, 201795980), (2, 100897990), (4, 50448995), (5, 40359196), (10, 20179598), (20, 10089799), (101, 1997980), (202, 998990), (283, 713060), (353, 571660), (404, 499495), (505, 399596), (566, 356530), (706, 285830), (1010, 199798), (1132, 178265), (1412, 142915), (1415, 142612), (1765, 114332), (2020, 99899), (2830, 71306), (3530, 57166), (5660, 35653), (7060, 28583)]