20150720

素因数分解:

$2^6\times 5^1\times {\mathrm{62971}}^1$

素因数の和:62988

約数の個数: 28

約数和(自身を含む): 47984664

約数和(自身を除く): 27833944

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 62971, 125942, 251884, 314855, 503768, 629710, 1007536, 1259420, 2015072, 2518840, 4030144, 5037680, 10075360, 20150720]

約数ペア:

[(1, 20150720), (2, 10075360), (4, 5037680), (5, 4030144), (8, 2518840), (10, 2015072), (16, 1259420), (20, 1007536), (32, 629710), (40, 503768), (64, 314855), (80, 251884), (160, 125942), (320, 62971)]