42104720

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{467}}^1$

素因数の和:517

約数の個数: 120

約数和(自身を含む): 119081664

約数和(自身を除く): 76976944

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 35, 40, 46, 49, 56, 70, 80, 92, 98, 112, 115, 140, 161, 184, 196, 230, 245, 280, 322, 368, 392, 460, 467, 490, 560, 644, 784, 805, 920, 934, 980, 1127, 1288, 1610, 1840, 1868, 1960, 2254, 2335, 2576, 3220, 3269, 3736, 3920, 4508, 4670, 5635, 6440, 6538, 7472, 9016, 9340, 10741, 11270, 12880, 13076, 16345, 18032, 18680, 21482, 22540, 22883, 26152, 32690, 37360, 42964, 45080, 45766, 52304, 53705, 65380, 75187, 85928, 90160, 91532, 107410, 114415, 130760, 150374, 171856, 183064, 214820, 228830, 261520, 300748, 366128, 375935, 429640, 457660, 526309, 601496, 751870, 859280, 915320, 1052618, 1202992, 1503740, 1830640, 2105236, 2631545, 3007480, 4210472, 5263090, 6014960, 8420944, 10526180, 21052360, 42104720]

約数ペア:

[(1, 42104720), (2, 21052360), (4, 10526180), (5, 8420944), (7, 6014960), (8, 5263090), (10, 4210472), (14, 3007480), (16, 2631545), (20, 2105236), (23, 1830640), (28, 1503740), (35, 1202992), (40, 1052618), (46, 915320), (49, 859280), (56, 751870), (70, 601496), (80, 526309), (92, 457660), (98, 429640), (112, 375935), (115, 366128), (140, 300748), (161, 261520), (184, 228830), (196, 214820), (230, 183064), (245, 171856), (280, 150374), (322, 130760), (368, 114415), (392, 107410), (460, 91532), (467, 90160), (490, 85928), (560, 75187), (644, 65380), (784, 53705), (805, 52304), (920, 45766), (934, 45080), (980, 42964), (1127, 37360), (1288, 32690), (1610, 26152), (1840, 22883), (1868, 22540), (1960, 21482), (2254, 18680), (2335, 18032), (2576, 16345), (3220, 13076), (3269, 12880), (3736, 11270), (3920, 10741), (4508, 9340), (4670, 9016), (5635, 7472), (6440, 6538)]