201243490

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{410701}}^1$

素因数の和:410722

約数の個数: 24

約数和(自身を含む): 421380252

約数和(自身を除く): 220136762

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 410701, 821402, 2053505, 2874907, 4107010, 5749814, 14374535, 20124349, 28749070, 40248698, 100621745, 201243490]

約数ペア:

[(1, 201243490), (2, 100621745), (5, 40248698), (7, 28749070), (10, 20124349), (14, 14374535), (35, 5749814), (49, 4107010), (70, 2874907), (98, 2053505), (245, 821402), (490, 410701)]