1678880

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{1499}}^1$

素因数の和:1521

約数の個数: 48

約数和(自身を含む): 4536000

約数和(自身を除く): 2857120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 1499, 2998, 5996, 7495, 10493, 11992, 14990, 20986, 23984, 29980, 41972, 47968, 52465, 59960, 83944, 104930, 119920, 167888, 209860, 239840, 335776, 419720, 839440, 1678880]

約数ペア:

[(1, 1678880), (2, 839440), (4, 419720), (5, 335776), (7, 239840), (8, 209860), (10, 167888), (14, 119920), (16, 104930), (20, 83944), (28, 59960), (32, 52465), (35, 47968), (40, 41972), (56, 29980), (70, 23984), (80, 20986), (112, 14990), (140, 11992), (160, 10493), (224, 7495), (280, 5996), (560, 2998), (1120, 1499)]