20327040

素因数分解:

$2^7\times 3^2\times 5^1\times {\mathrm{3529}}^1$

素因数の和:3554

約数の個数: 96

約数和(自身を含む): 70211700

約数和(自身を除く): 49884660

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 128, 144, 160, 180, 192, 240, 288, 320, 360, 384, 480, 576, 640, 720, 960, 1152, 1440, 1920, 2880, 3529, 5760, 7058, 10587, 14116, 17645, 21174, 28232, 31761, 35290, 42348, 52935, 56464, 63522, 70580, 84696, 105870, 112928, 127044, 141160, 158805, 169392, 211740, 225856, 254088, 282320, 317610, 338784, 423480, 451712, 508176, 564640, 635220, 677568, 846960, 1016352, 1129280, 1270440, 1355136, 1693920, 2032704, 2258560, 2540880, 3387840, 4065408, 5081760, 6775680, 10163520, 20327040]

約数ペア:

[(1, 20327040), (2, 10163520), (3, 6775680), (4, 5081760), (5, 4065408), (6, 3387840), (8, 2540880), (9, 2258560), (10, 2032704), (12, 1693920), (15, 1355136), (16, 1270440), (18, 1129280), (20, 1016352), (24, 846960), (30, 677568), (32, 635220), (36, 564640), (40, 508176), (45, 451712), (48, 423480), (60, 338784), (64, 317610), (72, 282320), (80, 254088), (90, 225856), (96, 211740), (120, 169392), (128, 158805), (144, 141160), (160, 127044), (180, 112928), (192, 105870), (240, 84696), (288, 70580), (320, 63522), (360, 56464), (384, 52935), (480, 42348), (576, 35290), (640, 31761), (720, 28232), (960, 21174), (1152, 17645), (1440, 14116), (1920, 10587), (2880, 7058), (3529, 5760)]