4542640

素因数分解:

$2^4\times 5^1\times {\mathrm{56783}}^1$

素因数の和:56796

約数の個数: 20

約数和(自身を含む): 10561824

約数和(自身を除く): 6019184

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 56783, 113566, 227132, 283915, 454264, 567830, 908528, 1135660, 2271320, 4542640]

約数ペア:

[(1, 4542640), (2, 2271320), (4, 1135660), (5, 908528), (8, 567830), (10, 454264), (16, 283915), (20, 227132), (40, 113566), (80, 56783)]