2444156920

素因数分解:

$2^3\times 5^1\times {\mathrm{509}}^1\times {\mathrm{120047}}^1$

素因数の和:120567

約数の個数: 32

約数和(自身を含む): 5510203200

約数和(自身を除く): 3066046280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 509, 1018, 2036, 2545, 4072, 5090, 10180, 20360, 120047, 240094, 480188, 600235, 960376, 1200470, 2400940, 4801880, 61103923, 122207846, 244415692, 305519615, 488831384, 611039230, 1222078460, 2444156920]

約数ペア:

[(1, 2444156920), (2, 1222078460), (4, 611039230), (5, 488831384), (8, 305519615), (10, 244415692), (20, 122207846), (40, 61103923), (509, 4801880), (1018, 2400940), (2036, 1200470), (2545, 960376), (4072, 600235), (5090, 480188), (10180, 240094), (20360, 120047)]