133974260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{491}}^1\times {\mathrm{1949}}^1$

素因数の和:2456

約数の個数: 48

約数和(自身を含む): 322358400

約数和(自身を除く): 188384140

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 491, 982, 1949, 1964, 2455, 3437, 3898, 4910, 6874, 7796, 9745, 9820, 13643, 13748, 17185, 19490, 27286, 34370, 38980, 54572, 68215, 68740, 136430, 272860, 956959, 1913918, 3827836, 4784795, 6698713, 9569590, 13397426, 19139180, 26794852, 33493565, 66987130, 133974260]

約数ペア:

[(1, 133974260), (2, 66987130), (4, 33493565), (5, 26794852), (7, 19139180), (10, 13397426), (14, 9569590), (20, 6698713), (28, 4784795), (35, 3827836), (70, 1913918), (140, 956959), (491, 272860), (982, 136430), (1949, 68740), (1964, 68215), (2455, 54572), (3437, 38980), (3898, 34370), (4910, 27286), (6874, 19490), (7796, 17185), (9745, 13748), (9820, 13643)]