27975080

素因数分解:

$2^3\times 5^1\times 7^3\times {\mathrm{2039}}^1$

素因数の和:2071

約数の個数: 64

約数和(自身を含む): 73440000

約数和(自身を除く): 45464920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 343, 392, 490, 686, 980, 1372, 1715, 1960, 2039, 2744, 3430, 4078, 6860, 8156, 10195, 13720, 14273, 16312, 20390, 28546, 40780, 57092, 71365, 81560, 99911, 114184, 142730, 199822, 285460, 399644, 499555, 570920, 699377, 799288, 999110, 1398754, 1998220, 2797508, 3496885, 3996440, 5595016, 6993770, 13987540, 27975080]

約数ペア:

[(1, 27975080), (2, 13987540), (4, 6993770), (5, 5595016), (7, 3996440), (8, 3496885), (10, 2797508), (14, 1998220), (20, 1398754), (28, 999110), (35, 799288), (40, 699377), (49, 570920), (56, 499555), (70, 399644), (98, 285460), (140, 199822), (196, 142730), (245, 114184), (280, 99911), (343, 81560), (392, 71365), (490, 57092), (686, 40780), (980, 28546), (1372, 20390), (1715, 16312), (1960, 14273), (2039, 13720), (2744, 10195), (3430, 8156), (4078, 6860)]