189746720

素因数分解:

$2^5\times 5^1\times {\mathrm{1087}}^1\times {\mathrm{1091}}^1$

素因数の和:2193

約数の個数: 48

約数和(自身を含む): 449100288

約数和(自身を除く): 259353568

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 1087, 1091, 2174, 2182, 4348, 4364, 5435, 5455, 8696, 8728, 10870, 10910, 17392, 17456, 21740, 21820, 34784, 34912, 43480, 43640, 86960, 87280, 173920, 174560, 1185917, 2371834, 4743668, 5929585, 9487336, 11859170, 18974672, 23718340, 37949344, 47436680, 94873360, 189746720]

約数ペア:

[(1, 189746720), (2, 94873360), (4, 47436680), (5, 37949344), (8, 23718340), (10, 18974672), (16, 11859170), (20, 9487336), (32, 5929585), (40, 4743668), (80, 2371834), (160, 1185917), (1087, 174560), (1091, 173920), (2174, 87280), (2182, 86960), (4348, 43640), (4364, 43480), (5435, 34912), (5455, 34784), (8696, 21820), (8728, 21740), (10870, 17456), (10910, 17392)]