20164952960

素因数分解:

$2^7\times 5^1\times {\mathrm{31507739}}^1$

素因数の和:31507758

約数の個数: 32

約数和(自身を含む): 48206842200

約数和(自身を除く): 28041889240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 31507739, 63015478, 126030956, 157538695, 252061912, 315077390, 504123824, 630154780, 1008247648, 1260309560, 2016495296, 2520619120, 4032990592, 5041238240, 10082476480, 20164952960]

約数ペア:

[(1, 20164952960), (2, 10082476480), (4, 5041238240), (5, 4032990592), (8, 2520619120), (10, 2016495296), (16, 1260309560), (20, 1008247648), (32, 630154780), (40, 504123824), (64, 315077390), (80, 252061912), (128, 157538695), (160, 126030956), (320, 63015478), (640, 31507739)]