28360928

素因数分解:

$2^5\times {\mathrm{47}}^1\times {\mathrm{109}}^1\times {\mathrm{173}}^1$

素因数の和:339

約数の個数: 48

約数和(自身を含む): 57879360

約数和(自身を除く): 29518432

約数列:

[1, 2, 4, 8, 16, 32, 47, 94, 109, 173, 188, 218, 346, 376, 436, 692, 752, 872, 1384, 1504, 1744, 2768, 3488, 5123, 5536, 8131, 10246, 16262, 18857, 20492, 32524, 37714, 40984, 65048, 75428, 81968, 130096, 150856, 163936, 260192, 301712, 603424, 886279, 1772558, 3545116, 7090232, 14180464, 28360928]

約数ペア:

[(1, 28360928), (2, 14180464), (4, 7090232), (8, 3545116), (16, 1772558), (32, 886279), (47, 603424), (94, 301712), (109, 260192), (173, 163936), (188, 150856), (218, 130096), (346, 81968), (376, 75428), (436, 65048), (692, 40984), (752, 37714), (872, 32524), (1384, 20492), (1504, 18857), (1744, 16262), (2768, 10246), (3488, 8131), (5123, 5536)]