38792020

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^2\times {\mathrm{1049}}^1$

素因数の和:1144

約数の個数: 36

約数和(自身を含む): 83481300

約数和(自身を除く): 44689280

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 1049, 1849, 2098, 3698, 4196, 5245, 7396, 9245, 10490, 18490, 20980, 36980, 45107, 90214, 180428, 225535, 451070, 902140, 1939601, 3879202, 7758404, 9698005, 19396010, 38792020]

約数ペア:

[(1, 38792020), (2, 19396010), (4, 9698005), (5, 7758404), (10, 3879202), (20, 1939601), (43, 902140), (86, 451070), (172, 225535), (215, 180428), (430, 90214), (860, 45107), (1049, 36980), (1849, 20980), (2098, 18490), (3698, 10490), (4196, 9245), (5245, 7396)]