54195920

素因数分解:

$2^4\times 5^1\times {\mathrm{251}}^1\times {\mathrm{2699}}^1$

素因数の和:2963

約数の個数: 40

約数和(自身を含む): 126554400

約数和(自身を除く): 72358480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 251, 502, 1004, 1255, 2008, 2510, 2699, 4016, 5020, 5398, 10040, 10796, 13495, 20080, 21592, 26990, 43184, 53980, 107960, 215920, 677449, 1354898, 2709796, 3387245, 5419592, 6774490, 10839184, 13548980, 27097960, 54195920]

約数ペア:

[(1, 54195920), (2, 27097960), (4, 13548980), (5, 10839184), (8, 6774490), (10, 5419592), (16, 3387245), (20, 2709796), (40, 1354898), (80, 677449), (251, 215920), (502, 107960), (1004, 53980), (1255, 43184), (2008, 26990), (2510, 21592), (2699, 20080), (4016, 13495), (5020, 10796), (5398, 10040)]