205128070

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{2930401}}^1$

素因数の和:2930415

約数の個数: 16

約数和(自身を含む): 421977888

約数和(自身を除く): 216849818

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 2930401, 5860802, 14652005, 20512807, 29304010, 41025614, 102564035, 205128070]

約数ペア:

[(1, 205128070), (2, 102564035), (5, 41025614), (7, 29304010), (10, 20512807), (14, 14652005), (35, 5860802), (70, 2930401)]