6444220

素因数分解:

$2^2\times 5^1\times {\mathrm{419}}^1\times {\mathrm{769}}^1$

素因数の和:1197

約数の個数: 24

約数和(自身を含む): 13582800

約数和(自身を除く): 7138580

約数列:

[1, 2, 4, 5, 10, 20, 419, 769, 838, 1538, 1676, 2095, 3076, 3845, 4190, 7690, 8380, 15380, 322211, 644422, 1288844, 1611055, 3222110, 6444220]

約数ペア:

[(1, 6444220), (2, 3222110), (4, 1611055), (5, 1288844), (10, 644422), (20, 322211), (419, 15380), (769, 8380), (838, 7690), (1538, 4190), (1676, 3845), (2095, 3076)]