206352860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1473949}}^1$

素因数の和:1473965

約数の個数: 24

約数和(自身を含む): 495247200

約数和(自身を除く): 288894340

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1473949, 2947898, 5895796, 7369745, 10317643, 14739490, 20635286, 29478980, 41270572, 51588215, 103176430, 206352860]

約数ペア:

[(1, 206352860), (2, 103176430), (4, 51588215), (5, 41270572), (7, 29478980), (10, 20635286), (14, 14739490), (20, 10317643), (28, 7369745), (35, 5895796), (70, 2947898), (140, 1473949)]