42204640

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{127}}^1$

素因数の和:240

約数の個数: 96

約数和(自身を含む): 105283584

約数和(自身を除く): 63078944

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 67, 80, 124, 127, 134, 155, 160, 248, 254, 268, 310, 335, 496, 508, 536, 620, 635, 670, 992, 1016, 1072, 1240, 1270, 1340, 2032, 2077, 2144, 2480, 2540, 2680, 3937, 4064, 4154, 4960, 5080, 5360, 7874, 8308, 8509, 10160, 10385, 10720, 15748, 16616, 17018, 19685, 20320, 20770, 31496, 33232, 34036, 39370, 41540, 42545, 62992, 66464, 68072, 78740, 83080, 85090, 125984, 136144, 157480, 166160, 170180, 263779, 272288, 314960, 332320, 340360, 527558, 629920, 680720, 1055116, 1318895, 1361440, 2110232, 2637790, 4220464, 5275580, 8440928, 10551160, 21102320, 42204640]

約数ペア:

[(1, 42204640), (2, 21102320), (4, 10551160), (5, 8440928), (8, 5275580), (10, 4220464), (16, 2637790), (20, 2110232), (31, 1361440), (32, 1318895), (40, 1055116), (62, 680720), (67, 629920), (80, 527558), (124, 340360), (127, 332320), (134, 314960), (155, 272288), (160, 263779), (248, 170180), (254, 166160), (268, 157480), (310, 136144), (335, 125984), (496, 85090), (508, 83080), (536, 78740), (620, 68072), (635, 66464), (670, 62992), (992, 42545), (1016, 41540), (1072, 39370), (1240, 34036), (1270, 33232), (1340, 31496), (2032, 20770), (2077, 20320), (2144, 19685), (2480, 17018), (2540, 16616), (2680, 15748), (3937, 10720), (4064, 10385), (4154, 10160), (4960, 8509), (5080, 8308), (5360, 7874)]