1639697210

素因数分解:

$2^1\times 5^1\times {\mathrm{709}}^1\times {\mathrm{231269}}^1$

素因数の和:231985

約数の個数: 16

約数和(自身を含む): 2955630600

約数和(自身を除く): 1315933390

約数列:

[1, 2, 5, 10, 709, 1418, 3545, 7090, 231269, 462538, 1156345, 2312690, 163969721, 327939442, 819848605, 1639697210]

約数ペア:

[(1, 1639697210), (2, 819848605), (5, 327939442), (10, 163969721), (709, 2312690), (1418, 1156345), (3545, 462538), (7090, 231269)]