20045603960

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{13544327}}^1$

素因数の和:13544375

約数の個数: 32

約数和(自身を含む): 46321601760

約数和(自身を除く): 26275997800

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 148, 185, 296, 370, 740, 1480, 13544327, 27088654, 54177308, 67721635, 108354616, 135443270, 270886540, 501140099, 541773080, 1002280198, 2004560396, 2505700495, 4009120792, 5011400990, 10022801980, 20045603960]

約数ペア:

[(1, 20045603960), (2, 10022801980), (4, 5011400990), (5, 4009120792), (8, 2505700495), (10, 2004560396), (20, 1002280198), (37, 541773080), (40, 501140099), (74, 270886540), (148, 135443270), (185, 108354616), (296, 67721635), (370, 54177308), (740, 27088654), (1480, 13544327)]