9945530

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{20297}}^1$

素因数の和:20318

約数の個数: 24

約数和(自身を含む): 20825748

約数和(自身を除く): 10880218

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 20297, 40594, 101485, 142079, 202970, 284158, 710395, 994553, 1420790, 1989106, 4972765, 9945530]

約数ペア:

[(1, 9945530), (2, 4972765), (5, 1989106), (7, 1420790), (10, 994553), (14, 710395), (35, 284158), (49, 202970), (70, 142079), (98, 101485), (245, 40594), (490, 20297)]