20858430

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{695281}}^1$

素因数の和:695291

約数の個数: 16

約数和(自身を含む): 50060304

約数和(自身を除く): 29201874

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 695281, 1390562, 2085843, 3476405, 4171686, 6952810, 10429215, 20858430]

約数ペア:

[(1, 20858430), (2, 10429215), (3, 6952810), (5, 4171686), (6, 3476405), (10, 2085843), (15, 1390562), (30, 695281)]