20141975

素因数分解:

$5^2\times 7^1\times {\mathrm{179}}^1\times {\mathrm{643}}^1$

素因数の和:839

約数の個数: 24

約数和(自身を含む): 28748160

約数和(自身を除く): 8606185

約数列:

[1, 5, 7, 25, 35, 175, 179, 643, 895, 1253, 3215, 4475, 4501, 6265, 16075, 22505, 31325, 112525, 115097, 575485, 805679, 2877425, 4028395, 20141975]

約数ペア:

[(1, 20141975), (5, 4028395), (7, 2877425), (25, 805679), (35, 575485), (175, 115097), (179, 112525), (643, 31325), (895, 22505), (1253, 16075), (3215, 6265), (4475, 4501)]