71418020

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{210053}}^1$

素因数の和:210079

約数の個数: 24

約数和(自身を含む): 158800824

約数和(自身を除く): 87382804

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 210053, 420106, 840212, 1050265, 2100530, 3570901, 4201060, 7141802, 14283604, 17854505, 35709010, 71418020]

約数ペア:

[(1, 71418020), (2, 35709010), (4, 17854505), (5, 14283604), (10, 7141802), (17, 4201060), (20, 3570901), (34, 2100530), (68, 1050265), (85, 840212), (170, 420106), (340, 210053)]