28281190

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{404017}}^1$

素因数の和:404031

約数の個数: 16

約数和(自身を含む): 58178592

約数和(自身を除く): 29897402

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 404017, 808034, 2020085, 2828119, 4040170, 5656238, 14140595, 28281190]

約数ペア:

[(1, 28281190), (2, 14140595), (5, 5656238), (7, 4040170), (10, 2828119), (14, 2020085), (35, 808034), (70, 404017)]