28440680

素因数分解:

$2^3\times 5^1\times {\mathrm{711017}}^1$

素因数の和:711028

約数の個数: 16

約数和(自身を含む): 63991620

約数和(自身を除く): 35550940

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 711017, 1422034, 2844068, 3555085, 5688136, 7110170, 14220340, 28440680]

約数ペア:

[(1, 28440680), (2, 14220340), (4, 7110170), (5, 5688136), (8, 3555085), (10, 2844068), (20, 1422034), (40, 711017)]