28304570

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{2909}}^1$

素因数の和:3062

約数の個数: 32

約数和(自身を含む): 58665600

約数和(自身を除く): 30361030

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 139, 278, 695, 973, 1390, 1946, 2909, 4865, 5818, 9730, 14545, 20363, 29090, 40726, 101815, 203630, 404351, 808702, 2021755, 2830457, 4043510, 5660914, 14152285, 28304570]

約数ペア:

[(1, 28304570), (2, 14152285), (5, 5660914), (7, 4043510), (10, 2830457), (14, 2021755), (35, 808702), (70, 404351), (139, 203630), (278, 101815), (695, 40726), (973, 29090), (1390, 20363), (1946, 14545), (2909, 9730), (4865, 5818)]