201820585

素因数分解:

$5^1\times {\mathrm{47}}^1\times {\mathrm{109}}^1\times {\mathrm{7879}}^1$

素因数の和:8040

約数の個数: 16

約数和(自身を含む): 249638400

約数和(自身を除く): 47817815

約数列:

[1, 5, 47, 109, 235, 545, 5123, 7879, 25615, 39395, 370313, 858811, 1851565, 4294055, 40364117, 201820585]

約数ペア:

[(1, 201820585), (5, 40364117), (47, 4294055), (109, 1851565), (235, 858811), (545, 370313), (5123, 39395), (7879, 25615)]