2897088004

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{16091}}^1$

素因数の和:16240

約数の個数: 48

約数和(自身を含む): 5623188480

約数和(自身を除く): 2726100476

約数列:

[1, 2, 4, 19, 23, 38, 46, 76, 92, 103, 206, 412, 437, 874, 1748, 1957, 2369, 3914, 4738, 7828, 9476, 16091, 32182, 45011, 64364, 90022, 180044, 305729, 370093, 611458, 740186, 1222916, 1480372, 1657373, 3314746, 6629492, 7031767, 14063534, 28127068, 31490087, 38119579, 62980174, 76239158, 125960348, 152478316, 724272001, 1448544002, 2897088004]

約数ペア:

[(1, 2897088004), (2, 1448544002), (4, 724272001), (19, 152478316), (23, 125960348), (38, 76239158), (46, 62980174), (76, 38119579), (92, 31490087), (103, 28127068), (206, 14063534), (412, 7031767), (437, 6629492), (874, 3314746), (1748, 1657373), (1957, 1480372), (2369, 1222916), (3914, 740186), (4738, 611458), (7828, 370093), (9476, 305729), (16091, 180044), (32182, 90022), (45011, 64364)]