133662020

素因数分解:

$2^2\times 5^1\times {\mathrm{487}}^1\times {\mathrm{13723}}^1$

素因数の和:14219

約数の個数: 24

約数和(自身を含む): 281287104

約数和(自身を除く): 147625084

約数列:

[1, 2, 4, 5, 10, 20, 487, 974, 1948, 2435, 4870, 9740, 13723, 27446, 54892, 68615, 137230, 274460, 6683101, 13366202, 26732404, 33415505, 66831010, 133662020]

約数ペア:

[(1, 133662020), (2, 66831010), (4, 33415505), (5, 26732404), (10, 13366202), (20, 6683101), (487, 274460), (974, 137230), (1948, 68615), (2435, 54892), (4870, 27446), (9740, 13723)]