214212860

素因数分解:

$2^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{110419}}^1$

素因数の和:110525

約数の個数: 24

約数和(自身を含む): 454488720

約数和(自身を除く): 240275860

約数列:

[1, 2, 4, 5, 10, 20, 97, 194, 388, 485, 970, 1940, 110419, 220838, 441676, 552095, 1104190, 2208380, 10710643, 21421286, 42842572, 53553215, 107106430, 214212860]

約数ペア:

[(1, 214212860), (2, 107106430), (4, 53553215), (5, 42842572), (10, 21421286), (20, 10710643), (97, 2208380), (194, 1104190), (388, 552095), (485, 441676), (970, 220838), (1940, 110419)]