4739840

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{23}}^2$

素因数の和:74

約数の個数: 108

約数和(自身を含む): 13563984

約数和(自身を除く): 8824144

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 32, 35, 40, 46, 56, 64, 70, 80, 92, 112, 115, 128, 140, 160, 161, 184, 224, 230, 256, 280, 320, 322, 368, 448, 460, 529, 560, 640, 644, 736, 805, 896, 920, 1058, 1120, 1280, 1288, 1472, 1610, 1792, 1840, 2116, 2240, 2576, 2645, 2944, 3220, 3680, 3703, 4232, 4480, 5152, 5290, 5888, 6440, 7360, 7406, 8464, 8960, 10304, 10580, 12880, 14720, 14812, 16928, 18515, 20608, 21160, 25760, 29440, 29624, 33856, 37030, 41216, 42320, 51520, 59248, 67712, 74060, 84640, 103040, 118496, 135424, 148120, 169280, 206080, 236992, 296240, 338560, 473984, 592480, 677120, 947968, 1184960, 2369920, 4739840]

約数ペア:

[(1, 4739840), (2, 2369920), (4, 1184960), (5, 947968), (7, 677120), (8, 592480), (10, 473984), (14, 338560), (16, 296240), (20, 236992), (23, 206080), (28, 169280), (32, 148120), (35, 135424), (40, 118496), (46, 103040), (56, 84640), (64, 74060), (70, 67712), (80, 59248), (92, 51520), (112, 42320), (115, 41216), (128, 37030), (140, 33856), (160, 29624), (161, 29440), (184, 25760), (224, 21160), (230, 20608), (256, 18515), (280, 16928), (320, 14812), (322, 14720), (368, 12880), (448, 10580), (460, 10304), (529, 8960), (560, 8464), (640, 7406), (644, 7360), (736, 6440), (805, 5888), (896, 5290), (920, 5152), (1058, 4480), (1120, 4232), (1280, 3703), (1288, 3680), (1472, 3220), (1610, 2944), (1792, 2645), (1840, 2576), (2116, 2240)]