340018520

素因数分解:

$2^3\times 5^1\times {\mathrm{101}}^1\times {\mathrm{84163}}^1$

素因数の和:84275

約数の個数: 32

約数和(自身を含む): 772625520

約数和(自身を除く): 432607000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 101, 202, 404, 505, 808, 1010, 2020, 4040, 84163, 168326, 336652, 420815, 673304, 841630, 1683260, 3366520, 8500463, 17000926, 34001852, 42502315, 68003704, 85004630, 170009260, 340018520]

約数ペア:

[(1, 340018520), (2, 170009260), (4, 85004630), (5, 68003704), (8, 42502315), (10, 34001852), (20, 17000926), (40, 8500463), (101, 3366520), (202, 1683260), (404, 841630), (505, 673304), (808, 420815), (1010, 336652), (2020, 168326), (4040, 84163)]