210714980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1505107}}^1$

素因数の和:1505123

約数の個数: 24

約数和(自身を含む): 505716288

約数和(自身を除く): 295001308

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1505107, 3010214, 6020428, 7525535, 10535749, 15051070, 21071498, 30102140, 42142996, 52678745, 105357490, 210714980]

約数ペア:

[(1, 210714980), (2, 105357490), (4, 52678745), (5, 42142996), (7, 30102140), (10, 21071498), (14, 15051070), (20, 10535749), (28, 7525535), (35, 6020428), (70, 3010214), (140, 1505107)]