13980500

素因数分解:

$2^2\times 5^3\times {\mathrm{27961}}^1$

素因数の和:27980

約数の個数: 24

約数和(自身を含む): 30534504

約数和(自身を除く): 16554004

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 125, 250, 500, 27961, 55922, 111844, 139805, 279610, 559220, 699025, 1398050, 2796100, 3495125, 6990250, 13980500]

約数ペア:

[(1, 13980500), (2, 6990250), (4, 3495125), (5, 2796100), (10, 1398050), (20, 699025), (25, 559220), (50, 279610), (100, 139805), (125, 111844), (250, 55922), (500, 27961)]