207071060

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{211297}}^1$

素因数の和:211320

約数の個数: 36

約数和(自身を含む): 505847412

約数和(自身を除く): 298776352

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 211297, 422594, 845188, 1056485, 1479079, 2112970, 2958158, 4225940, 5916316, 7395395, 10353553, 14790790, 20707106, 29581580, 41414212, 51767765, 103535530, 207071060]

約数ペア:

[(1, 207071060), (2, 103535530), (4, 51767765), (5, 41414212), (7, 29581580), (10, 20707106), (14, 14790790), (20, 10353553), (28, 7395395), (35, 5916316), (49, 4225940), (70, 2958158), (98, 2112970), (140, 1479079), (196, 1056485), (245, 845188), (490, 422594), (980, 211297)]