1285202420

素因数分解:

$2^2\times 5^1\times {\mathrm{599}}^1\times {\mathrm{107279}}^1$

素因数の和:107887

約数の個数: 24

約数和(自身を含む): 2703456000

約数和(自身を除く): 1418253580

約数列:

[1, 2, 4, 5, 10, 20, 599, 1198, 2396, 2995, 5990, 11980, 107279, 214558, 429116, 536395, 1072790, 2145580, 64260121, 128520242, 257040484, 321300605, 642601210, 1285202420]

約数ペア:

[(1, 1285202420), (2, 642601210), (4, 321300605), (5, 257040484), (10, 128520242), (20, 64260121), (599, 2145580), (1198, 1072790), (2396, 536395), (2995, 429116), (5990, 214558), (11980, 107279)]