6740860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{541}}^1$

素因数の和:646

約数の個数: 48

約数和(自身を含む): 16390080

約数和(自身を除く): 9649220

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 89, 140, 178, 356, 445, 541, 623, 890, 1082, 1246, 1780, 2164, 2492, 2705, 3115, 3787, 5410, 6230, 7574, 10820, 12460, 15148, 18935, 37870, 48149, 75740, 96298, 192596, 240745, 337043, 481490, 674086, 962980, 1348172, 1685215, 3370430, 6740860]

約数ペア:

[(1, 6740860), (2, 3370430), (4, 1685215), (5, 1348172), (7, 962980), (10, 674086), (14, 481490), (20, 337043), (28, 240745), (35, 192596), (70, 96298), (89, 75740), (140, 48149), (178, 37870), (356, 18935), (445, 15148), (541, 12460), (623, 10820), (890, 7574), (1082, 6230), (1246, 5410), (1780, 3787), (2164, 3115), (2492, 2705)]