20805060

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{346751}}^1$

素因数の和:346763

約数の個数: 24

約数和(自身を含む): 58254336

約数和(自身を除く): 37449276

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 346751, 693502, 1040253, 1387004, 1733755, 2080506, 3467510, 4161012, 5201265, 6935020, 10402530, 20805060]

約数ペア:

[(1, 20805060), (2, 10402530), (3, 6935020), (4, 5201265), (5, 4161012), (6, 3467510), (10, 2080506), (12, 1733755), (15, 1387004), (20, 1040253), (30, 693502), (60, 346751)]