37890140

素因数分解:

$2^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{19531}}^1$

素因数の和:19637

約数の個数: 24

約数和(自身を含む): 80393712

約数和(自身を除く): 42503572

約数列:

[1, 2, 4, 5, 10, 20, 97, 194, 388, 485, 970, 1940, 19531, 39062, 78124, 97655, 195310, 390620, 1894507, 3789014, 7578028, 9472535, 18945070, 37890140]

約数ペア:

[(1, 37890140), (2, 18945070), (4, 9472535), (5, 7578028), (10, 3789014), (20, 1894507), (97, 390620), (194, 195310), (388, 97655), (485, 78124), (970, 39062), (1940, 19531)]