8045151640

素因数分解:

$2^3\times 5^1\times {\mathrm{201128791}}^1$

素因数の和:201128802

約数の個数: 16

約数和(自身を含む): 18101591280

約数和(自身を除く): 10056439640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 201128791, 402257582, 804515164, 1005643955, 1609030328, 2011287910, 4022575820, 8045151640]

約数ペア:

[(1, 8045151640), (2, 4022575820), (4, 2011287910), (5, 1609030328), (8, 1005643955), (10, 804515164), (20, 402257582), (40, 201128791)]