2019909010

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{28855843}}^1$

素因数の和:28855857

約数の個数: 16

約数和(自身を含む): 4155241536

約数和(自身を除く): 2135332526

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 28855843, 57711686, 144279215, 201990901, 288558430, 403981802, 1009954505, 2019909010]

約数ペア:

[(1, 2019909010), (2, 1009954505), (5, 403981802), (7, 288558430), (10, 201990901), (14, 144279215), (35, 57711686), (70, 28855843)]