40720678

素因数分解:

$2^1\times {\mathrm{17}}^2\times {\mathrm{70451}}^1$

素因数の和:70487

約数の個数: 12

約数和(自身を含む): 64886292

約数和(自身を除く): 24165614

約数列:

[1, 2, 17, 34, 289, 578, 70451, 140902, 1197667, 2395334, 20360339, 40720678]

約数ペア:

[(1, 40720678), (2, 20360339), (17, 2395334), (34, 1197667), (289, 140902), (578, 70451)]