2880340

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{1823}}^1$

素因数の和:1911

約数の個数: 24

約数和(自身を含む): 6128640

約数和(自身を除く): 3248300

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 316, 395, 790, 1580, 1823, 3646, 7292, 9115, 18230, 36460, 144017, 288034, 576068, 720085, 1440170, 2880340]

約数ペア:

[(1, 2880340), (2, 1440170), (4, 720085), (5, 576068), (10, 288034), (20, 144017), (79, 36460), (158, 18230), (316, 9115), (395, 7292), (790, 3646), (1580, 1823)]