2880228

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{499}}^1$

素因数の和:556

約数の個数: 48

約数和(自身を含む): 7448000

約数和(自身を除く): 4567772

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 37, 39, 52, 74, 78, 111, 148, 156, 222, 444, 481, 499, 962, 998, 1443, 1497, 1924, 1996, 2886, 2994, 5772, 5988, 6487, 12974, 18463, 19461, 25948, 36926, 38922, 55389, 73852, 77844, 110778, 221556, 240019, 480038, 720057, 960076, 1440114, 2880228]

約数ペア:

[(1, 2880228), (2, 1440114), (3, 960076), (4, 720057), (6, 480038), (12, 240019), (13, 221556), (26, 110778), (37, 77844), (39, 73852), (52, 55389), (74, 38922), (78, 36926), (111, 25948), (148, 19461), (156, 18463), (222, 12974), (444, 6487), (481, 5988), (499, 5772), (962, 2994), (998, 2886), (1443, 1996), (1497, 1924)]