339782020

素因数分解:

$2^2\times 5^1\times {\mathrm{653}}^1\times {\mathrm{26017}}^1$

素因数の和:26679

約数の個数: 24

約数和(自身を含む): 714662424

約数和(自身を除く): 374880404

約数列:

[1, 2, 4, 5, 10, 20, 653, 1306, 2612, 3265, 6530, 13060, 26017, 52034, 104068, 130085, 260170, 520340, 16989101, 33978202, 67956404, 84945505, 169891010, 339782020]

約数ペア:

[(1, 339782020), (2, 169891010), (4, 84945505), (5, 67956404), (10, 33978202), (20, 16989101), (653, 520340), (1306, 260170), (2612, 130085), (3265, 104068), (6530, 52034), (13060, 26017)]