1286380690

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{427369}}^1$

素因数の和:427426

約数の個数: 32

約数和(自身を含む): 2707816320

約数和(自身を除く): 1421435630

約数列:

[1, 2, 5, 7, 10, 14, 35, 43, 70, 86, 215, 301, 430, 602, 1505, 3010, 427369, 854738, 2136845, 2991583, 4273690, 5983166, 14957915, 18376867, 29915830, 36753734, 91884335, 128638069, 183768670, 257276138, 643190345, 1286380690]

約数ペア:

[(1, 1286380690), (2, 643190345), (5, 257276138), (7, 183768670), (10, 128638069), (14, 91884335), (35, 36753734), (43, 29915830), (70, 18376867), (86, 14957915), (215, 5983166), (301, 4273690), (430, 2991583), (602, 2136845), (1505, 854738), (3010, 427369)]