38978620

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{114643}}^1$

素因数の和:114669

約数の個数: 24

約数和(自身を含む): 86670864

約数和(自身を除く): 47692244

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 114643, 229286, 458572, 573215, 1146430, 1948931, 2292860, 3897862, 7795724, 9744655, 19489310, 38978620]

約数ペア:

[(1, 38978620), (2, 19489310), (4, 9744655), (5, 7795724), (10, 3897862), (17, 2292860), (20, 1948931), (34, 1146430), (68, 573215), (85, 458572), (170, 229286), (340, 114643)]