71169640

素因数分解:

$2^3\times 5^1\times {\mathrm{1779241}}^1$

素因数の和:1779252

約数の個数: 16

約数和(自身を含む): 160131780

約数和(自身を除く): 88962140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1779241, 3558482, 7116964, 8896205, 14233928, 17792410, 35584820, 71169640]

約数ペア:

[(1, 71169640), (2, 35584820), (4, 17792410), (5, 14233928), (8, 8896205), (10, 7116964), (20, 3558482), (40, 1779241)]