205321970

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{2933171}}^1$

素因数の和:2933185

約数の個数: 16

約数和(自身を含む): 422376768

約数和(自身を除く): 217054798

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 2933171, 5866342, 14665855, 20532197, 29331710, 41064394, 102660985, 205321970]

約数ペア:

[(1, 205321970), (2, 102660985), (5, 41064394), (7, 29331710), (10, 20532197), (14, 14665855), (35, 5866342), (70, 2933171)]