8045643640

素因数分解:

$2^3\times 5^1\times {\mathrm{201141091}}^1$

素因数の和:201141102

約数の個数: 16

約数和(自身を含む): 18102698280

約数和(自身を除く): 10057054640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 201141091, 402282182, 804564364, 1005705455, 1609128728, 2011410910, 4022821820, 8045643640]

約数ペア:

[(1, 8045643640), (2, 4022821820), (4, 2011410910), (5, 1609128728), (8, 1005705455), (10, 804564364), (20, 402282182), (40, 201141091)]