9854480

素因数分解:

$2^4\times 5^1\times {\mathrm{199}}^1\times {\mathrm{619}}^1$

素因数の和:831

約数の個数: 40

約数和(自身を含む): 23064000

約数和(自身を除く): 13209520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 199, 398, 619, 796, 995, 1238, 1592, 1990, 2476, 3095, 3184, 3980, 4952, 6190, 7960, 9904, 12380, 15920, 24760, 49520, 123181, 246362, 492724, 615905, 985448, 1231810, 1970896, 2463620, 4927240, 9854480]

約数ペア:

[(1, 9854480), (2, 4927240), (4, 2463620), (5, 1970896), (8, 1231810), (10, 985448), (16, 615905), (20, 492724), (40, 246362), (80, 123181), (199, 49520), (398, 24760), (619, 15920), (796, 12380), (995, 9904), (1238, 7960), (1592, 6190), (1990, 4952), (2476, 3980), (3095, 3184)]