12457270

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{25423}}^1$

素因数の和:25444

約数の個数: 24

約数和(自身を含む): 26085024

約数和(自身を除く): 13627754

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 25423, 50846, 127115, 177961, 254230, 355922, 889805, 1245727, 1779610, 2491454, 6228635, 12457270]

約数ペア:

[(1, 12457270), (2, 6228635), (5, 2491454), (7, 1779610), (10, 1245727), (14, 889805), (35, 355922), (49, 254230), (70, 177961), (98, 127115), (245, 50846), (490, 25423)]