2680220

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{7883}}^1$

素因数の和:7909

約数の個数: 24

約数和(自身を含む): 5960304

約数和(自身を除く): 3280084

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 7883, 15766, 31532, 39415, 78830, 134011, 157660, 268022, 536044, 670055, 1340110, 2680220]

約数ペア:

[(1, 2680220), (2, 1340110), (4, 670055), (5, 536044), (10, 268022), (17, 157660), (20, 134011), (34, 78830), (68, 39415), (85, 31532), (170, 15766), (340, 7883)]