2186660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{15619}}^1$

素因数の和:15635

約数の個数: 24

約数和(自身を含む): 5248320

約数和(自身を除く): 3061660

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 15619, 31238, 62476, 78095, 109333, 156190, 218666, 312380, 437332, 546665, 1093330, 2186660]

約数ペア:

[(1, 2186660), (2, 1093330), (4, 546665), (5, 437332), (7, 312380), (10, 218666), (14, 156190), (20, 109333), (28, 78095), (35, 62476), (70, 31238), (140, 15619)]