1943830

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{3967}}^1$

素因数の和:3988

約数の個数: 24

約数和(自身を含む): 4071168

約数和(自身を除く): 2127338

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 3967, 7934, 19835, 27769, 39670, 55538, 138845, 194383, 277690, 388766, 971915, 1943830]

約数ペア:

[(1, 1943830), (2, 971915), (5, 388766), (7, 277690), (10, 194383), (14, 138845), (35, 55538), (49, 39670), (70, 27769), (98, 19835), (245, 7934), (490, 3967)]