38427440

素因数分解:

$2^4\times 5^1\times {\mathrm{480343}}^1$

素因数の和:480356

約数の個数: 20

約数和(自身を含む): 89343984

約数和(自身を除く): 50916544

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 480343, 960686, 1921372, 2401715, 3842744, 4803430, 7685488, 9606860, 19213720, 38427440]

約数ペア:

[(1, 38427440), (2, 19213720), (4, 9606860), (5, 7685488), (8, 4803430), (10, 3842744), (16, 2401715), (20, 1921372), (40, 960686), (80, 480343)]