31361640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{261347}}^1$

素因数の和:261361

約数の個数: 32

約数和(自身を含む): 94085280

約数和(自身を除く): 62723640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 261347, 522694, 784041, 1045388, 1306735, 1568082, 2090776, 2613470, 3136164, 3920205, 5226940, 6272328, 7840410, 10453880, 15680820, 31361640]

約数ペア:

[(1, 31361640), (2, 15680820), (3, 10453880), (4, 7840410), (5, 6272328), (6, 5226940), (8, 3920205), (10, 3136164), (12, 2613470), (15, 2090776), (20, 1568082), (24, 1306735), (30, 1045388), (40, 784041), (60, 522694), (120, 261347)]