201402640

素因数分解:

$2^4\times 5^1\times {\mathrm{2517533}}^1$

素因数の和:2517546

約数の個数: 20

約数和(自身を含む): 468261324

約数和(自身を除く): 266858684

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2517533, 5035066, 10070132, 12587665, 20140264, 25175330, 40280528, 50350660, 100701320, 201402640]

約数ペア:

[(1, 201402640), (2, 100701320), (4, 50350660), (5, 40280528), (8, 25175330), (10, 20140264), (16, 12587665), (20, 10070132), (40, 5035066), (80, 2517533)]