26878460

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{27427}}^1$

素因数の和:27450

約数の個数: 36

約数和(自身を含む): 65662632

約数和(自身を除く): 38784172

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 27427, 54854, 109708, 137135, 191989, 274270, 383978, 548540, 767956, 959945, 1343923, 1919890, 2687846, 3839780, 5375692, 6719615, 13439230, 26878460]

約数ペア:

[(1, 26878460), (2, 13439230), (4, 6719615), (5, 5375692), (7, 3839780), (10, 2687846), (14, 1919890), (20, 1343923), (28, 959945), (35, 767956), (49, 548540), (70, 383978), (98, 274270), (140, 191989), (196, 137135), (245, 109708), (490, 54854), (980, 27427)]