2582440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{401}}^1$

素因数の和:442

約数の個数: 64

約数和(自身を含む): 6946560

約数和(自身を除く): 4364120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 35, 40, 46, 56, 70, 92, 115, 140, 161, 184, 230, 280, 322, 401, 460, 644, 802, 805, 920, 1288, 1604, 1610, 2005, 2807, 3208, 3220, 4010, 5614, 6440, 8020, 9223, 11228, 14035, 16040, 18446, 22456, 28070, 36892, 46115, 56140, 64561, 73784, 92230, 112280, 129122, 184460, 258244, 322805, 368920, 516488, 645610, 1291220, 2582440]

約数ペア:

[(1, 2582440), (2, 1291220), (4, 645610), (5, 516488), (7, 368920), (8, 322805), (10, 258244), (14, 184460), (20, 129122), (23, 112280), (28, 92230), (35, 73784), (40, 64561), (46, 56140), (56, 46115), (70, 36892), (92, 28070), (115, 22456), (140, 18446), (161, 16040), (184, 14035), (230, 11228), (280, 9223), (322, 8020), (401, 6440), (460, 5614), (644, 4010), (802, 3220), (805, 3208), (920, 2807), (1288, 2005), (1604, 1610)]