25923940

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{3779}}^1$

素因数の和:3809

約数の個数: 48

約数和(自身を含む): 63504000

約数和(自身を除く): 37580060

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 343, 490, 686, 980, 1372, 1715, 3430, 3779, 6860, 7558, 15116, 18895, 26453, 37790, 52906, 75580, 105812, 132265, 185171, 264530, 370342, 529060, 740684, 925855, 1296197, 1851710, 2592394, 3703420, 5184788, 6480985, 12961970, 25923940]

約数ペア:

[(1, 25923940), (2, 12961970), (4, 6480985), (5, 5184788), (7, 3703420), (10, 2592394), (14, 1851710), (20, 1296197), (28, 925855), (35, 740684), (49, 529060), (70, 370342), (98, 264530), (140, 185171), (196, 132265), (245, 105812), (343, 75580), (490, 52906), (686, 37790), (980, 26453), (1372, 18895), (1715, 15116), (3430, 7558), (3779, 6860)]