7868980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{56207}}^1$

素因数の和:56223

約数の個数: 24

約数和(自身を含む): 18885888

約数和(自身を除く): 11016908

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 56207, 112414, 224828, 281035, 393449, 562070, 786898, 1124140, 1573796, 1967245, 3934490, 7868980]

約数ペア:

[(1, 7868980), (2, 3934490), (4, 1967245), (5, 1573796), (7, 1124140), (10, 786898), (14, 562070), (20, 393449), (28, 281035), (35, 224828), (70, 112414), (140, 56207)]