28432830

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{463}}^1$

素因数の和:585

約数の個数: 64

約数和(自身を含む): 72161280

約数和(自身を除く): 43728450

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 69, 89, 115, 138, 178, 230, 267, 345, 445, 463, 534, 690, 890, 926, 1335, 1389, 2047, 2315, 2670, 2778, 4094, 4630, 6141, 6945, 10235, 10649, 12282, 13890, 20470, 21298, 30705, 31947, 41207, 53245, 61410, 63894, 82414, 106490, 123621, 159735, 206035, 247242, 319470, 412070, 618105, 947761, 1236210, 1895522, 2843283, 4738805, 5686566, 9477610, 14216415, 28432830]

約数ペア:

[(1, 28432830), (2, 14216415), (3, 9477610), (5, 5686566), (6, 4738805), (10, 2843283), (15, 1895522), (23, 1236210), (30, 947761), (46, 618105), (69, 412070), (89, 319470), (115, 247242), (138, 206035), (178, 159735), (230, 123621), (267, 106490), (345, 82414), (445, 63894), (463, 61410), (534, 53245), (690, 41207), (890, 31947), (926, 30705), (1335, 21298), (1389, 20470), (2047, 13890), (2315, 12282), (2670, 10649), (2778, 10235), (4094, 6945), (4630, 6141)]