2488972280

素因数分解:

$2^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{827}}^1\times {\mathrm{1123}}^1$

素因数の和:2028

約数の個数: 64

約数和(自身を含む): 5695712640

約数和(自身を除く): 3206740360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 67, 134, 268, 335, 536, 670, 827, 1123, 1340, 1654, 2246, 2680, 3308, 4135, 4492, 5615, 6616, 8270, 8984, 11230, 16540, 22460, 33080, 44920, 55409, 75241, 110818, 150482, 221636, 277045, 300964, 376205, 443272, 554090, 601928, 752410, 928721, 1108180, 1504820, 1857442, 2216360, 3009640, 3714884, 4643605, 7429768, 9287210, 18574420, 37148840, 62224307, 124448614, 248897228, 311121535, 497794456, 622243070, 1244486140, 2488972280]

約数ペア:

[(1, 2488972280), (2, 1244486140), (4, 622243070), (5, 497794456), (8, 311121535), (10, 248897228), (20, 124448614), (40, 62224307), (67, 37148840), (134, 18574420), (268, 9287210), (335, 7429768), (536, 4643605), (670, 3714884), (827, 3009640), (1123, 2216360), (1340, 1857442), (1654, 1504820), (2246, 1108180), (2680, 928721), (3308, 752410), (4135, 601928), (4492, 554090), (5615, 443272), (6616, 376205), (8270, 300964), (8984, 277045), (11230, 221636), (16540, 150482), (22460, 110818), (33080, 75241), (44920, 55409)]