2041480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{317}}^1$

素因数の和:358

約数の個数: 64

約数和(自身を含む): 5495040

約数和(自身を除く): 3453560

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, 317, 322, 460, 634, 644, 805, 920, 1268, 1288, 1585, 1610, 2219, 2536, 3170, 3220, 4438, 6340, 6440, 7291, 8876, 11095, 12680, 14582, 17752, 22190, 29164, 36455, 44380, 51037, 58328, 72910, 88760, 102074, 145820, 204148, 255185, 291640, 408296, 510370, 1020740, 2041480]

約数ペア:

[(1, 2041480), (2, 1020740), (4, 510370), (5, 408296), (7, 291640), (8, 255185), (10, 204148), (14, 145820), (20, 102074), (23, 88760), (28, 72910), (35, 58328), (40, 51037), (46, 44380), (56, 36455), (70, 29164), (92, 22190), (115, 17752), (140, 14582), (161, 12680), (184, 11095), (230, 8876), (280, 7291), (317, 6440), (322, 6340), (460, 4438), (634, 3220), (644, 3170), (805, 2536), (920, 2219), (1268, 1610), (1288, 1585)]