2013670640

素因数分解:

$2^4\times 5^1\times {\mathrm{25170883}}^1$

素因数の和:25170896

約数の個数: 20

約数和(自身を含む): 4681784424

約数和(自身を除く): 2668113784

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 25170883, 50341766, 100683532, 125854415, 201367064, 251708830, 402734128, 503417660, 1006835320, 2013670640]

約数ペア:

[(1, 2013670640), (2, 1006835320), (4, 503417660), (5, 402734128), (8, 251708830), (10, 201367064), (16, 125854415), (20, 100683532), (40, 50341766), (80, 25170883)]