28754810

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{410783}}^1$

素因数の和:410797

約数の個数: 16

約数和(自身を含む): 59152896

約数和(自身を除く): 30398086

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 410783, 821566, 2053915, 2875481, 4107830, 5750962, 14377405, 28754810]

約数ペア:

[(1, 28754810), (2, 14377405), (5, 5750962), (7, 4107830), (10, 2875481), (14, 2053915), (35, 821566), (70, 410783)]