42968080

素因数分解:

$2^4\times 5^1\times {\mathrm{199}}^1\times {\mathrm{2699}}^1$

素因数の和:2911

約数の個数: 40

約数和(自身を含む): 100440000

約数和(自身を除く): 57471920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 199, 398, 796, 995, 1592, 1990, 2699, 3184, 3980, 5398, 7960, 10796, 13495, 15920, 21592, 26990, 43184, 53980, 107960, 215920, 537101, 1074202, 2148404, 2685505, 4296808, 5371010, 8593616, 10742020, 21484040, 42968080]

約数ペア:

[(1, 42968080), (2, 21484040), (4, 10742020), (5, 8593616), (8, 5371010), (10, 4296808), (16, 2685505), (20, 2148404), (40, 1074202), (80, 537101), (199, 215920), (398, 107960), (796, 53980), (995, 43184), (1592, 26990), (1990, 21592), (2699, 15920), (3184, 13495), (3980, 10796), (5398, 7960)]