2853220

素因数分解:

$2^2\times 5^1\times {\mathrm{331}}^1\times {\mathrm{431}}^1$

素因数の和:771

約数の個数: 24

約数和(自身を含む): 6023808

約数和(自身を除く): 3170588

約数列:

[1, 2, 4, 5, 10, 20, 331, 431, 662, 862, 1324, 1655, 1724, 2155, 3310, 4310, 6620, 8620, 142661, 285322, 570644, 713305, 1426610, 2853220]

約数ペア:

[(1, 2853220), (2, 1426610), (4, 713305), (5, 570644), (10, 285322), (20, 142661), (331, 8620), (431, 6620), (662, 4310), (862, 3310), (1324, 2155), (1655, 1724)]