340264520

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{500389}}^1$

素因数の和:500417

約数の個数: 32

約数和(自身を含む): 810631800

約数和(自身を除く): 470367280

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 500389, 1000778, 2001556, 2501945, 4003112, 5003890, 8506613, 10007780, 17013226, 20015560, 34026452, 42533065, 68052904, 85066130, 170132260, 340264520]

約数ペア:

[(1, 340264520), (2, 170132260), (4, 85066130), (5, 68052904), (8, 42533065), (10, 34026452), (17, 20015560), (20, 17013226), (34, 10007780), (40, 8506613), (68, 5003890), (85, 4003112), (136, 2501945), (170, 2001556), (340, 1000778), (680, 500389)]