2057971970

素因数分解:

$2^1\times 5^1\times {\mathrm{1117}}^1\times {\mathrm{184241}}^1$

素因数の和:185365

約数の個数: 16

約数和(自身を含む): 3707686008

約数和(自身を除く): 1649714038

約数列:

[1, 2, 5, 10, 1117, 2234, 5585, 11170, 184241, 368482, 921205, 1842410, 205797197, 411594394, 1028985985, 2057971970]

約数ペア:

[(1, 2057971970), (2, 1028985985), (5, 411594394), (10, 205797197), (1117, 1842410), (2234, 921205), (5585, 368482), (11170, 184241)]