54217520

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{13831}}^1$

素因数の和:13858

約数の個数: 60

約数和(自身を含む): 146646864

約数和(自身を除く): 92429344

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 392, 490, 560, 784, 980, 1960, 3920, 13831, 27662, 55324, 69155, 96817, 110648, 138310, 193634, 221296, 276620, 387268, 484085, 553240, 677719, 774536, 968170, 1106480, 1355438, 1549072, 1936340, 2710876, 3388595, 3872680, 5421752, 6777190, 7745360, 10843504, 13554380, 27108760, 54217520]

約数ペア:

[(1, 54217520), (2, 27108760), (4, 13554380), (5, 10843504), (7, 7745360), (8, 6777190), (10, 5421752), (14, 3872680), (16, 3388595), (20, 2710876), (28, 1936340), (35, 1549072), (40, 1355438), (49, 1106480), (56, 968170), (70, 774536), (80, 677719), (98, 553240), (112, 484085), (140, 387268), (196, 276620), (245, 221296), (280, 193634), (392, 138310), (490, 110648), (560, 96817), (784, 69155), (980, 55324), (1960, 27662), (3920, 13831)]