28246880

素因数分解:

$2^5\times 5^1\times {\mathrm{53}}^1\times {\mathrm{3331}}^1$

素因数の和:3399

約数の個数: 48

約数和(自身を含む): 68012784

約数和(自身を除く): 39765904

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 53, 80, 106, 160, 212, 265, 424, 530, 848, 1060, 1696, 2120, 3331, 4240, 6662, 8480, 13324, 16655, 26648, 33310, 53296, 66620, 106592, 133240, 176543, 266480, 353086, 532960, 706172, 882715, 1412344, 1765430, 2824688, 3530860, 5649376, 7061720, 14123440, 28246880]

約数ペア:

[(1, 28246880), (2, 14123440), (4, 7061720), (5, 5649376), (8, 3530860), (10, 2824688), (16, 1765430), (20, 1412344), (32, 882715), (40, 706172), (53, 532960), (80, 353086), (106, 266480), (160, 176543), (212, 133240), (265, 106592), (424, 66620), (530, 53296), (848, 33310), (1060, 26648), (1696, 16655), (2120, 13324), (3331, 8480), (4240, 6662)]