2098540

素因数分解:

$2^2\times 5^1\times {\mathrm{317}}^1\times {\mathrm{331}}^1$

素因数の和:657

約数の個数: 24

約数和(自身を含む): 4434192

約数和(自身を除く): 2335652

約数列:

[1, 2, 4, 5, 10, 20, 317, 331, 634, 662, 1268, 1324, 1585, 1655, 3170, 3310, 6340, 6620, 104927, 209854, 419708, 524635, 1049270, 2098540]

約数ペア:

[(1, 2098540), (2, 1049270), (4, 524635), (5, 419708), (10, 209854), (20, 104927), (317, 6620), (331, 6340), (634, 3310), (662, 3170), (1268, 1655), (1324, 1585)]