2019912950

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{367}}^1\times {\mathrm{10007}}^1$

素因数の和:10397

約数の個数: 48

約数和(自身を含む): 4110165504

約数和(自身を除く): 2090252554

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 275, 367, 550, 734, 1835, 3670, 4037, 8074, 9175, 10007, 18350, 20014, 20185, 40370, 50035, 100070, 100925, 110077, 201850, 220154, 250175, 500350, 550385, 1100770, 2751925, 3672569, 5503850, 7345138, 18362845, 36725690, 40398259, 80796518, 91814225, 183628450, 201991295, 403982590, 1009956475, 2019912950]

約数ペア:

[(1, 2019912950), (2, 1009956475), (5, 403982590), (10, 201991295), (11, 183628450), (22, 91814225), (25, 80796518), (50, 40398259), (55, 36725690), (110, 18362845), (275, 7345138), (367, 5503850), (550, 3672569), (734, 2751925), (1835, 1100770), (3670, 550385), (4037, 500350), (8074, 250175), (9175, 220154), (10007, 201850), (18350, 110077), (20014, 100925), (20185, 100070), (40370, 50035)]