73420120

素因数分解:

$2^3\times 5^1\times {\mathrm{487}}^1\times {\mathrm{3769}}^1$

素因数の和:4267

約数の個数: 32

約数和(自身を含む): 165578400

約数和(自身を除く): 92158280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 487, 974, 1948, 2435, 3769, 3896, 4870, 7538, 9740, 15076, 18845, 19480, 30152, 37690, 75380, 150760, 1835503, 3671006, 7342012, 9177515, 14684024, 18355030, 36710060, 73420120]

約数ペア:

[(1, 73420120), (2, 36710060), (4, 18355030), (5, 14684024), (8, 9177515), (10, 7342012), (20, 3671006), (40, 1835503), (487, 150760), (974, 75380), (1948, 37690), (2435, 30152), (3769, 19480), (3896, 18845), (4870, 15076), (7538, 9740)]