40227876

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{1999}}^1$

素因数の和:2065

約数の個数: 72

約数和(自身を含む): 112112000

約数和(自身を除く): 71884124

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 43, 52, 78, 86, 117, 129, 156, 172, 234, 258, 387, 468, 516, 559, 774, 1118, 1548, 1677, 1999, 2236, 3354, 3998, 5031, 5997, 6708, 7996, 10062, 11994, 17991, 20124, 23988, 25987, 35982, 51974, 71964, 77961, 85957, 103948, 155922, 171914, 233883, 257871, 311844, 343828, 467766, 515742, 773613, 935532, 1031484, 1117441, 1547226, 2234882, 3094452, 3352323, 4469764, 6704646, 10056969, 13409292, 20113938, 40227876]

約数ペア:

[(1, 40227876), (2, 20113938), (3, 13409292), (4, 10056969), (6, 6704646), (9, 4469764), (12, 3352323), (13, 3094452), (18, 2234882), (26, 1547226), (36, 1117441), (39, 1031484), (43, 935532), (52, 773613), (78, 515742), (86, 467766), (117, 343828), (129, 311844), (156, 257871), (172, 233883), (234, 171914), (258, 155922), (387, 103948), (468, 85957), (516, 77961), (559, 71964), (774, 51974), (1118, 35982), (1548, 25987), (1677, 23988), (1999, 20124), (2236, 17991), (3354, 11994), (3998, 10062), (5031, 7996), (5997, 6708)]