20200207105

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{239}}^1\times {\mathrm{68437}}^1$

素因数の和:68713

約数の個数: 32

約数和(自身を含む): 27594201600

約数和(自身を除く): 7393994495

約数列:

[1, 5, 13, 19, 65, 95, 239, 247, 1195, 1235, 3107, 4541, 15535, 22705, 59033, 68437, 295165, 342185, 889681, 1300303, 4448405, 6501515, 16356443, 16903939, 81782215, 84519695, 212633759, 310772417, 1063168795, 1553862085, 4040041421, 20200207105]

約数ペア:

[(1, 20200207105), (5, 4040041421), (13, 1553862085), (19, 1063168795), (65, 310772417), (95, 212633759), (239, 84519695), (247, 81782215), (1195, 16903939), (1235, 16356443), (3107, 6501515), (4541, 4448405), (15535, 1300303), (22705, 889681), (59033, 342185), (68437, 295165)]