69950120

素因数分解:

$2^3\times 5^1\times {\mathrm{311}}^1\times {\mathrm{5623}}^1$

素因数の和:5945

約数の個数: 32

約数和(自身を含む): 157921920

約数和(自身を除く): 87971800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 311, 622, 1244, 1555, 2488, 3110, 5623, 6220, 11246, 12440, 22492, 28115, 44984, 56230, 112460, 224920, 1748753, 3497506, 6995012, 8743765, 13990024, 17487530, 34975060, 69950120]

約数ペア:

[(1, 69950120), (2, 34975060), (4, 17487530), (5, 13990024), (8, 8743765), (10, 6995012), (20, 3497506), (40, 1748753), (311, 224920), (622, 112460), (1244, 56230), (1555, 44984), (2488, 28115), (3110, 22492), (5623, 12440), (6220, 11246)]