40745460

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{13859}}^1$

素因数の和:13885

約数の個数: 72

約数和(自身を含む): 132723360

約数和(自身を除く): 91977900

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 13859, 27718, 41577, 55436, 69295, 83154, 97013, 138590, 166308, 194026, 207885, 277180, 291039, 388052, 415770, 485065, 582078, 679091, 831540, 970130, 1164156, 1358182, 1455195, 1940260, 2037273, 2716364, 2910390, 3395455, 4074546, 5820780, 6790910, 8149092, 10186365, 13581820, 20372730, 40745460]

約数ペア:

[(1, 40745460), (2, 20372730), (3, 13581820), (4, 10186365), (5, 8149092), (6, 6790910), (7, 5820780), (10, 4074546), (12, 3395455), (14, 2910390), (15, 2716364), (20, 2037273), (21, 1940260), (28, 1455195), (30, 1358182), (35, 1164156), (42, 970130), (49, 831540), (60, 679091), (70, 582078), (84, 485065), (98, 415770), (105, 388052), (140, 291039), (147, 277180), (196, 207885), (210, 194026), (245, 166308), (294, 138590), (420, 97013), (490, 83154), (588, 69295), (735, 55436), (980, 41577), (1470, 27718), (2940, 13859)]