20147006960

素因数分解:

$2^4\times 5^1\times {\mathrm{251}}^1\times {\mathrm{1003337}}^1$

素因数の和:1003601

約数の個数: 40

約数和(自身を含む): 47028458736

約数和(自身を除く): 26881451776

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 251, 502, 1004, 1255, 2008, 2510, 4016, 5020, 10040, 20080, 1003337, 2006674, 4013348, 5016685, 8026696, 10033370, 16053392, 20066740, 40133480, 80266960, 251837587, 503675174, 1007350348, 1259187935, 2014700696, 2518375870, 4029401392, 5036751740, 10073503480, 20147006960]

約数ペア:

[(1, 20147006960), (2, 10073503480), (4, 5036751740), (5, 4029401392), (8, 2518375870), (10, 2014700696), (16, 1259187935), (20, 1007350348), (40, 503675174), (80, 251837587), (251, 80266960), (502, 40133480), (1004, 20066740), (1255, 16053392), (2008, 10033370), (2510, 8026696), (4016, 5016685), (5020, 4013348), (10040, 2006674), (20080, 1003337)]