28655510

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{4159}}^1$

素因数の和:4232

約数の個数: 32

約数和(自身を含む): 56609280

約数和(自身を除く): 27953770

約数列:

[1, 2, 5, 10, 13, 26, 53, 65, 106, 130, 265, 530, 689, 1378, 3445, 4159, 6890, 8318, 20795, 41590, 54067, 108134, 220427, 270335, 440854, 540670, 1102135, 2204270, 2865551, 5731102, 14327755, 28655510]

約数ペア:

[(1, 28655510), (2, 14327755), (5, 5731102), (10, 2865551), (13, 2204270), (26, 1102135), (53, 540670), (65, 440854), (106, 270335), (130, 220427), (265, 108134), (530, 54067), (689, 41590), (1378, 20795), (3445, 8318), (4159, 6890)]