1320220804

素因数分解:

$2^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{772963}}^1$

素因数の和:773035

約数の個数: 24

約数和(自身を含む): 2683731008

約数和(自身を除く): 1363510204

約数列:

[1, 2, 4, 7, 14, 28, 61, 122, 244, 427, 854, 1708, 772963, 1545926, 3091852, 5410741, 10821482, 21642964, 47150743, 94301486, 188602972, 330055201, 660110402, 1320220804]

約数ペア:

[(1, 1320220804), (2, 660110402), (4, 330055201), (7, 188602972), (14, 94301486), (28, 47150743), (61, 21642964), (122, 10821482), (244, 5410741), (427, 3091852), (854, 1545926), (1708, 772963)]