2080256984

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{607}}^1\times {\mathrm{1063}}^1$

素因数の和:1720

約数の個数: 64

約数和(自身を含む): 4347248640

約数和(自身を除く): 2266991656

約数列:

[1, 2, 4, 8, 13, 26, 31, 52, 62, 104, 124, 248, 403, 607, 806, 1063, 1214, 1612, 2126, 2428, 3224, 4252, 4856, 7891, 8504, 13819, 15782, 18817, 27638, 31564, 32953, 37634, 55276, 63128, 65906, 75268, 110552, 131812, 150536, 244621, 263624, 428389, 489242, 645241, 856778, 978484, 1290482, 1713556, 1956968, 2580964, 3427112, 5161928, 8388133, 16776266, 20002471, 33552532, 40004942, 67105064, 80009884, 160019768, 260032123, 520064246, 1040128492, 2080256984]

約数ペア:

[(1, 2080256984), (2, 1040128492), (4, 520064246), (8, 260032123), (13, 160019768), (26, 80009884), (31, 67105064), (52, 40004942), (62, 33552532), (104, 20002471), (124, 16776266), (248, 8388133), (403, 5161928), (607, 3427112), (806, 2580964), (1063, 1956968), (1214, 1713556), (1612, 1290482), (2126, 978484), (2428, 856778), (3224, 645241), (4252, 489242), (4856, 428389), (7891, 263624), (8504, 244621), (13819, 150536), (15782, 131812), (18817, 110552), (27638, 75268), (31564, 65906), (32953, 63128), (37634, 55276)]