271997420

素因数分解:

$2^2\times 5^1\times {\mathrm{241}}^1\times {\mathrm{56431}}^1$

素因数の和:56681

約数の個数: 24

約数和(自身を含む): 573574848

約数和(自身を除く): 301577428

約数列:

[1, 2, 4, 5, 10, 20, 241, 482, 964, 1205, 2410, 4820, 56431, 112862, 225724, 282155, 564310, 1128620, 13599871, 27199742, 54399484, 67999355, 135998710, 271997420]

約数ペア:

[(1, 271997420), (2, 135998710), (4, 67999355), (5, 54399484), (10, 27199742), (20, 13599871), (241, 1128620), (482, 564310), (964, 282155), (1205, 225724), (2410, 112862), (4820, 56431)]