38391280

素因数分解:

$2^4\times 5^1\times {\mathrm{479891}}^1$

素因数の和:479904

約数の個数: 20

約数和(自身を含む): 89259912

約数和(自身を除く): 50868632

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 479891, 959782, 1919564, 2399455, 3839128, 4798910, 7678256, 9597820, 19195640, 38391280]

約数ペア:

[(1, 38391280), (2, 19195640), (4, 9597820), (5, 7678256), (8, 4798910), (10, 3839128), (16, 2399455), (20, 1919564), (40, 959782), (80, 479891)]