2159990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{523}}^1$

素因数の和:596

約数の個数: 32

約数和(自身を含む): 4527360

約数和(自身を除く): 2367370

約数列:

[1, 2, 5, 7, 10, 14, 35, 59, 70, 118, 295, 413, 523, 590, 826, 1046, 2065, 2615, 3661, 4130, 5230, 7322, 18305, 30857, 36610, 61714, 154285, 215999, 308570, 431998, 1079995, 2159990]

約数ペア:

[(1, 2159990), (2, 1079995), (5, 431998), (7, 308570), (10, 215999), (14, 154285), (35, 61714), (59, 36610), (70, 30857), (118, 18305), (295, 7322), (413, 5230), (523, 4130), (590, 3661), (826, 2615), (1046, 2065)]