195202220

素因数分解:

$2^2\times 5^1\times {\mathrm{1277}}^1\times {\mathrm{7643}}^1$

素因数の和:8929

約数の個数: 24

約数和(自身を含む): 410299344

約数和(自身を除く): 215097124

約数列:

[1, 2, 4, 5, 10, 20, 1277, 2554, 5108, 6385, 7643, 12770, 15286, 25540, 30572, 38215, 76430, 152860, 9760111, 19520222, 39040444, 48800555, 97601110, 195202220]

約数ペア:

[(1, 195202220), (2, 97601110), (4, 48800555), (5, 39040444), (10, 19520222), (20, 9760111), (1277, 152860), (2554, 76430), (5108, 38215), (6385, 30572), (7643, 25540), (12770, 15286)]