57779740

素因数分解:

$2^2\times 5^1\times {\mathrm{641}}^1\times {\mathrm{4507}}^1$

素因数の和:5157

約数の個数: 24

約数和(自身を含む): 121553712

約数和(自身を除く): 63773972

約数列:

[1, 2, 4, 5, 10, 20, 641, 1282, 2564, 3205, 4507, 6410, 9014, 12820, 18028, 22535, 45070, 90140, 2888987, 5777974, 11555948, 14444935, 28889870, 57779740]

約数ペア:

[(1, 57779740), (2, 28889870), (4, 14444935), (5, 11555948), (10, 5777974), (20, 2888987), (641, 90140), (1282, 45070), (2564, 22535), (3205, 18028), (4507, 12820), (6410, 9014)]