8690780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{2699}}^1$

素因数の和:2738

約数の個数: 48

約数和(自身を含む): 21772800

約数和(自身を除く): 13082020

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 92, 115, 140, 161, 230, 322, 460, 644, 805, 1610, 2699, 3220, 5398, 10796, 13495, 18893, 26990, 37786, 53980, 62077, 75572, 94465, 124154, 188930, 248308, 310385, 377860, 434539, 620770, 869078, 1241540, 1738156, 2172695, 4345390, 8690780]

約数ペア:

[(1, 8690780), (2, 4345390), (4, 2172695), (5, 1738156), (7, 1241540), (10, 869078), (14, 620770), (20, 434539), (23, 377860), (28, 310385), (35, 248308), (46, 188930), (70, 124154), (92, 94465), (115, 75572), (140, 62077), (161, 53980), (230, 37786), (322, 26990), (460, 18893), (644, 13495), (805, 10796), (1610, 5398), (2699, 3220)]