31812130

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{15671}}^1$

素因数の和:15714

約数の個数: 32

約数和(自身を含む): 67703040

約数和(自身を除く): 35890910

約数列:

[1, 2, 5, 7, 10, 14, 29, 35, 58, 70, 145, 203, 290, 406, 1015, 2030, 15671, 31342, 78355, 109697, 156710, 219394, 454459, 548485, 908918, 1096970, 2272295, 3181213, 4544590, 6362426, 15906065, 31812130]

約数ペア:

[(1, 31812130), (2, 15906065), (5, 6362426), (7, 4544590), (10, 3181213), (14, 2272295), (29, 1096970), (35, 908918), (58, 548485), (70, 454459), (145, 219394), (203, 156710), (290, 109697), (406, 78355), (1015, 31342), (2030, 15671)]