28460390

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{406577}}^1$

素因数の和:406591

約数の個数: 16

約数和(自身を含む): 58547232

約数和(自身を除く): 30086842

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 406577, 813154, 2032885, 2846039, 4065770, 5692078, 14230195, 28460390]

約数ペア:

[(1, 28460390), (2, 14230195), (5, 5692078), (7, 4065770), (10, 2846039), (14, 2032885), (35, 813154), (70, 406577)]