1638070

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{3343}}^1$

素因数の和:3364

約数の個数: 24

約数和(自身を含む): 3430944

約数和(自身を除く): 1792874

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 3343, 6686, 16715, 23401, 33430, 46802, 117005, 163807, 234010, 327614, 819035, 1638070]

約数ペア:

[(1, 1638070), (2, 819035), (5, 327614), (7, 234010), (10, 163807), (14, 117005), (35, 46802), (49, 33430), (70, 23401), (98, 16715), (245, 6686), (490, 3343)]