201801856640

素因数分解:

$2^7\times 5^1\times {\mathrm{315315401}}^1$

素因数の和:315315420

約数の個数: 32

約数和(自身を含む): 482432565060

約数和(自身を除く): 280630708420

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 315315401, 630630802, 1261261604, 1576577005, 2522523208, 3153154010, 5045046416, 6306308020, 10090092832, 12612616040, 20180185664, 25225232080, 40360371328, 50450464160, 100900928320, 201801856640]

約数ペア:

[(1, 201801856640), (2, 100900928320), (4, 50450464160), (5, 40360371328), (8, 25225232080), (10, 20180185664), (16, 12612616040), (20, 10090092832), (32, 6306308020), (40, 5045046416), (64, 3153154010), (80, 2522523208), (128, 1576577005), (160, 1261261604), (320, 630630802), (640, 315315401)]