20224377640

素因数分解:

$2^3\times 5^1\times {\mathrm{269}}^1\times {\mathrm{1879589}}^1$

素因数の和:1879869

約数の個数: 32

約数和(自身を含む): 45674037000

約数和(自身を除く): 25449659360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 269, 538, 1076, 1345, 2152, 2690, 5380, 10760, 1879589, 3759178, 7518356, 9397945, 15036712, 18795890, 37591780, 75183560, 505609441, 1011218882, 2022437764, 2528047205, 4044875528, 5056094410, 10112188820, 20224377640]

約数ペア:

[(1, 20224377640), (2, 10112188820), (4, 5056094410), (5, 4044875528), (8, 2528047205), (10, 2022437764), (20, 1011218882), (40, 505609441), (269, 75183560), (538, 37591780), (1076, 18795890), (1345, 15036712), (2152, 9397945), (2690, 7518356), (5380, 3759178), (10760, 1879589)]