1243059520

素因数分解:

$2^6\times 5^1\times {\mathrm{101}}^1\times {\mathrm{38461}}^1$

素因数の和:38579

約数の個数: 56

約数和(自身を含む): 2989420488

約数和(自身を除く): 1746360968

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 101, 160, 202, 320, 404, 505, 808, 1010, 1616, 2020, 3232, 4040, 6464, 8080, 16160, 32320, 38461, 76922, 153844, 192305, 307688, 384610, 615376, 769220, 1230752, 1538440, 2461504, 3076880, 3884561, 6153760, 7769122, 12307520, 15538244, 19422805, 31076488, 38845610, 62152976, 77691220, 124305952, 155382440, 248611904, 310764880, 621529760, 1243059520]

約数ペア:

[(1, 1243059520), (2, 621529760), (4, 310764880), (5, 248611904), (8, 155382440), (10, 124305952), (16, 77691220), (20, 62152976), (32, 38845610), (40, 31076488), (64, 19422805), (80, 15538244), (101, 12307520), (160, 7769122), (202, 6153760), (320, 3884561), (404, 3076880), (505, 2461504), (808, 1538440), (1010, 1230752), (1616, 769220), (2020, 615376), (3232, 384610), (4040, 307688), (6464, 192305), (8080, 153844), (16160, 76922), (32320, 38461)]