894380

素因数分解:

$2^2\times 5^1\times {\mathrm{197}}^1\times {\mathrm{227}}^1$

素因数の和:433

約数の個数: 24

約数和(自身を含む): 1896048

約数和(自身を除く): 1001668

約数列:

[1, 2, 4, 5, 10, 20, 197, 227, 394, 454, 788, 908, 985, 1135, 1970, 2270, 3940, 4540, 44719, 89438, 178876, 223595, 447190, 894380]

約数ペア:

[(1, 894380), (2, 447190), (4, 223595), (5, 178876), (10, 89438), (20, 44719), (197, 4540), (227, 3940), (394, 2270), (454, 1970), (788, 1135), (908, 985)]