1320860

素因数分解:

$2^2\times 5^1\times {\mathrm{211}}^1\times {\mathrm{313}}^1$

素因数の和:533

約数の個数: 24

約数和(自身を含む): 2795856

約数和(自身を除く): 1474996

約数列:

[1, 2, 4, 5, 10, 20, 211, 313, 422, 626, 844, 1055, 1252, 1565, 2110, 3130, 4220, 6260, 66043, 132086, 264172, 330215, 660430, 1320860]

約数ペア:

[(1, 1320860), (2, 660430), (4, 330215), (5, 264172), (10, 132086), (20, 66043), (211, 6260), (313, 4220), (422, 3130), (626, 2110), (844, 1565), (1055, 1252)]