2555210

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{173}}^1\times {\mathrm{211}}^1$

素因数の和:398

約数の個数: 32

約数和(自身を含む): 5311872

約数和(自身を除く): 2756662

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 173, 211, 346, 422, 865, 1055, 1211, 1477, 1730, 2110, 2422, 2954, 6055, 7385, 12110, 14770, 36503, 73006, 182515, 255521, 365030, 511042, 1277605, 2555210]

約数ペア:

[(1, 2555210), (2, 1277605), (5, 511042), (7, 365030), (10, 255521), (14, 182515), (35, 73006), (70, 36503), (173, 14770), (211, 12110), (346, 7385), (422, 6055), (865, 2954), (1055, 2422), (1211, 2110), (1477, 1730)]