38080780

素因数分解:

$2^2\times 5^1\times {\mathrm{1361}}^1\times {\mathrm{1399}}^1$

素因数の和:2769

約数の個数: 24

約数和(自身を含む): 80085600

約数和(自身を除く): 42004820

約数列:

[1, 2, 4, 5, 10, 20, 1361, 1399, 2722, 2798, 5444, 5596, 6805, 6995, 13610, 13990, 27220, 27980, 1904039, 3808078, 7616156, 9520195, 19040390, 38080780]

約数ペア:

[(1, 38080780), (2, 19040390), (4, 9520195), (5, 7616156), (10, 3808078), (20, 1904039), (1361, 27980), (1399, 27220), (2722, 13990), (2798, 13610), (5444, 6995), (5596, 6805)]