126482020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{903443}}^1$

素因数の和:903459

約数の個数: 24

約数和(自身を含む): 303557184

約数和(自身を除く): 177075164

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 903443, 1806886, 3613772, 4517215, 6324101, 9034430, 12648202, 18068860, 25296404, 31620505, 63241010, 126482020]

約数ペア:

[(1, 126482020), (2, 63241010), (4, 31620505), (5, 25296404), (7, 18068860), (10, 12648202), (14, 9034430), (20, 6324101), (28, 4517215), (35, 3613772), (70, 1806886), (140, 903443)]