320160920

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{348001}}^1$

素因数の和:348035

約数の個数: 32

約数和(自身を含む): 751684320

約数和(自身を除く): 431523400

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 920, 348001, 696002, 1392004, 1740005, 2784008, 3480010, 6960020, 8004023, 13920040, 16008046, 32016092, 40020115, 64032184, 80040230, 160080460, 320160920]

約数ペア:

[(1, 320160920), (2, 160080460), (4, 80040230), (5, 64032184), (8, 40020115), (10, 32016092), (20, 16008046), (23, 13920040), (40, 8004023), (46, 6960020), (92, 3480010), (115, 2784008), (184, 1740005), (230, 1392004), (460, 696002), (920, 348001)]