40874678

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{83}}^1$

素因数の和:189

約数の個数: 48

約数和(自身を含む): 70834176

約数和(自身を除く): 29959498

約数列:

[1, 2, 13, 26, 31, 47, 62, 83, 94, 166, 169, 338, 403, 611, 806, 1079, 1222, 1457, 2158, 2573, 2914, 3901, 5146, 5239, 7802, 7943, 10478, 14027, 15886, 18941, 28054, 33449, 37882, 50713, 66898, 101426, 120931, 241862, 246233, 434837, 492466, 659269, 869674, 1318538, 1572103, 3144206, 20437339, 40874678]

約数ペア:

[(1, 40874678), (2, 20437339), (13, 3144206), (26, 1572103), (31, 1318538), (47, 869674), (62, 659269), (83, 492466), (94, 434837), (166, 246233), (169, 241862), (338, 120931), (403, 101426), (611, 66898), (806, 50713), (1079, 37882), (1222, 33449), (1457, 28054), (2158, 18941), (2573, 15886), (2914, 14027), (3901, 10478), (5146, 7943), (5239, 7802)]