1285154420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{5841611}}^1$

素因数の和:5841631

約数の個数: 24

約数和(自身を含む): 2944172448

約数和(自身を除く): 1659018028

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 5841611, 11683222, 23366444, 29208055, 58416110, 64257721, 116832220, 128515442, 257030884, 321288605, 642577210, 1285154420]

約数ペア:

[(1, 1285154420), (2, 642577210), (4, 321288605), (5, 257030884), (10, 128515442), (11, 116832220), (20, 64257721), (22, 58416110), (44, 29208055), (55, 23366444), (110, 11683222), (220, 5841611)]