2485452520

素因数分解:

$2^3\times 5^1\times {\mathrm{131}}^1\times {\mathrm{331}}^1\times {\mathrm{1433}}^1$

素因数の和:1906

約数の個数: 64

約数和(自身を含む): 5655925440

約数和(自身を除く): 3170472920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 131, 262, 331, 524, 655, 662, 1048, 1310, 1324, 1433, 1655, 2620, 2648, 2866, 3310, 5240, 5732, 6620, 7165, 11464, 13240, 14330, 28660, 43361, 57320, 86722, 173444, 187723, 216805, 346888, 375446, 433610, 474323, 750892, 867220, 938615, 948646, 1501784, 1734440, 1877230, 1897292, 2371615, 3754460, 3794584, 4743230, 7508920, 9486460, 18972920, 62136313, 124272626, 248545252, 310681565, 497090504, 621363130, 1242726260, 2485452520]

約数ペア:

[(1, 2485452520), (2, 1242726260), (4, 621363130), (5, 497090504), (8, 310681565), (10, 248545252), (20, 124272626), (40, 62136313), (131, 18972920), (262, 9486460), (331, 7508920), (524, 4743230), (655, 3794584), (662, 3754460), (1048, 2371615), (1310, 1897292), (1324, 1877230), (1433, 1734440), (1655, 1501784), (2620, 948646), (2648, 938615), (2866, 867220), (3310, 750892), (5240, 474323), (5732, 433610), (6620, 375446), (7165, 346888), (11464, 216805), (13240, 187723), (14330, 173444), (28660, 86722), (43361, 57320)]