24819280

素因数分解:

$2^4\times 5^1\times {\mathrm{199}}^1\times {\mathrm{1559}}^1$

素因数の和:1771

約数の個数: 40

約数和(自身を含む): 58032000

約数和(自身を除く): 33212720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 199, 398, 796, 995, 1559, 1592, 1990, 3118, 3184, 3980, 6236, 7795, 7960, 12472, 15590, 15920, 24944, 31180, 62360, 124720, 310241, 620482, 1240964, 1551205, 2481928, 3102410, 4963856, 6204820, 12409640, 24819280]

約数ペア:

[(1, 24819280), (2, 12409640), (4, 6204820), (5, 4963856), (8, 3102410), (10, 2481928), (16, 1551205), (20, 1240964), (40, 620482), (80, 310241), (199, 124720), (398, 62360), (796, 31180), (995, 24944), (1559, 15920), (1592, 15590), (1990, 12472), (3118, 7960), (3184, 7795), (3980, 6236)]