45138640

素因数分解:

$2^4\times 5^1\times {\mathrm{564233}}^1$

素因数の和:564246

約数の個数: 20

約数和(自身を含む): 104947524

約数和(自身を除く): 59808884

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 564233, 1128466, 2256932, 2821165, 4513864, 5642330, 9027728, 11284660, 22569320, 45138640]

約数ペア:

[(1, 45138640), (2, 22569320), (4, 11284660), (5, 9027728), (8, 5642330), (10, 4513864), (16, 2821165), (20, 2256932), (40, 1128466), (80, 564233)]