2247411980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{114781}}^1$

素因数の和:114890

約数の個数: 48

約数和(自身を含む): 5206511520

約数和(自身を除く): 2959099540

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 89, 110, 178, 220, 356, 445, 890, 979, 1780, 1958, 3916, 4895, 9790, 19580, 114781, 229562, 459124, 573905, 1147810, 1262591, 2295620, 2525182, 5050364, 6312955, 10215509, 12625910, 20431018, 25251820, 40862036, 51077545, 102155090, 112370599, 204310180, 224741198, 449482396, 561852995, 1123705990, 2247411980]

約数ペア:

[(1, 2247411980), (2, 1123705990), (4, 561852995), (5, 449482396), (10, 224741198), (11, 204310180), (20, 112370599), (22, 102155090), (44, 51077545), (55, 40862036), (89, 25251820), (110, 20431018), (178, 12625910), (220, 10215509), (356, 6312955), (445, 5050364), (890, 2525182), (979, 2295620), (1780, 1262591), (1958, 1147810), (3916, 573905), (4895, 459124), (9790, 229562), (19580, 114781)]