2128589710

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{308939}}^1$

素因数の和:309012

約数の個数: 32

約数和(自身を含む): 4204055520

約数和(自身を除く): 2075465810

約数列:

[1, 2, 5, 10, 13, 26, 53, 65, 106, 130, 265, 530, 689, 1378, 3445, 6890, 308939, 617878, 1544695, 3089390, 4016207, 8032414, 16373767, 20081035, 32747534, 40162070, 81868835, 163737670, 212858971, 425717942, 1064294855, 2128589710]

約数ペア:

[(1, 2128589710), (2, 1064294855), (5, 425717942), (10, 212858971), (13, 163737670), (26, 81868835), (53, 40162070), (65, 32747534), (106, 20081035), (130, 16373767), (265, 8032414), (530, 4016207), (689, 3089390), (1378, 1544695), (3445, 617878), (6890, 308939)]