17056720

素因数分解:

$2^4\times 5^1\times {\mathrm{213209}}^1$

素因数の和:213222

約数の個数: 20

約数和(自身を含む): 39657060

約数和(自身を除く): 22600340

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 213209, 426418, 852836, 1066045, 1705672, 2132090, 3411344, 4264180, 8528360, 17056720]

約数ペア:

[(1, 17056720), (2, 8528360), (4, 4264180), (5, 3411344), (8, 2132090), (10, 1705672), (16, 1066045), (20, 852836), (40, 426418), (80, 213209)]