7788250540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{211}}^1\times {\mathrm{263651}}^1$

素因数の和:263878

約数の個数: 48

約数和(自身を含む): 18780459264

約数和(自身を除く): 10992208724

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 211, 422, 844, 1055, 1477, 2110, 2954, 4220, 5908, 7385, 14770, 29540, 263651, 527302, 1054604, 1318255, 1845557, 2636510, 3691114, 5273020, 7382228, 9227785, 18455570, 36911140, 55630361, 111260722, 222521444, 278151805, 389412527, 556303610, 778825054, 1112607220, 1557650108, 1947062635, 3894125270, 7788250540]

約数ペア:

[(1, 7788250540), (2, 3894125270), (4, 1947062635), (5, 1557650108), (7, 1112607220), (10, 778825054), (14, 556303610), (20, 389412527), (28, 278151805), (35, 222521444), (70, 111260722), (140, 55630361), (211, 36911140), (422, 18455570), (844, 9227785), (1055, 7382228), (1477, 5273020), (2110, 3691114), (2954, 2636510), (4220, 1845557), (5908, 1318255), (7385, 1054604), (14770, 527302), (29540, 263651)]